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Professor Emeritus
Department of Biological Sciences
Dartmouth College
Hanover, NH 03755
John.J.Gilbert@Dartmouth.EDU
B.A. Williams College, 1959
Ph.D., Yale University, 1963
Scientific Societies
Ecological Society of America (1964-present).
American Society of Limnology and Oceanography (1964-present; Lifetime
Achievement Award, 2003).
International Association of Theoretical and Applied Limnology
(1964-present; National Representative, 1971-1983).
American Association for the Advancement of Science (1963-present;
Fellow).
Current Research Interests
1. Sexual reproduction and diapause in the rotifer life cycle
2. Phenotypic plasticity in rotifers
3. Effects of large daphniids on natural rotifer communities
Publications: Research Papers
Gilbert, J.J. 1963. Mictic female production in the rotifer Brachionus
calyciflorus. J. Exp. Zool.153: 113-124.
Gilbert, J.J. 1963. Contact chemoreception, mating behaviour, and sexual
isolation in the rotifer genus Brachionus. J. Exp. Biol. 40: 625-641.
Gilbert, J.J. 1966. Rotifer ecology and embryological induction. Science
151: 1234-1237.
Gilbert, J.J. 1967. Control of sexuality in the rotifer Asplanchna
brightwelli by dietary lipids of plant origin. Proc. Natl. Acad. Sci. USA 57:
1218-1225.
Gilbert, J.J. 1967. Asplanchna and posterolateral spine production in
Brachionus calyciflorus. Arch. Hydrobiol. 64: 1-62.
Gilbert, J.J. and J.K. Waage. 1967. Asplanchna, Asplanchna-substance and
posterolateral spinelength variation of the rotifer Brachionus calyciflorus in
a natural environment. Ecology 48: 1027-1031.
Gilbert, J.J. 1968. Dietary control of sexuality in the rotifer Asplanchna
brightwelli Gosse. Physiol. Zool. 41: 14-43.
Gilbert, J.J. and G.A. Thompson, Jr. 1968. Alpha-tocopherol control of
sexuality and polymorphism in the rotifer Asplanchna. Science 159: 734-736.
Gilbert, J.J. 1970. Monoxenic cultivation of the rotifer Brachionus
calyciflorus in a defined medium. Oecologia 4: 89-101.
Likens, G.E. and J.J. Gilbert. 1970. Notes on quantitative sampling of
natural populations of planktonic rotifers. Limnol. Oceanogr. 15: 816-820.
Gilbert, J.J. 1971. Some notes on the control of sexuality in the rotifer
Asplanchna sieboldi.Limnol. Oceanogr. 16: 309-319.
Gilbert, J.J. and C.W. Birky, Jr. 1971. Sensitivity and specificity of the
Asplanchna response to dietary a-tocopherol. J. Nutrition 101: 113-126.
Birky, C.W., Jr. and J.J. Gilbert. 1972. Vitamin E as an extrinsic and
intrinsic signal controlling development in the rotifer Asplanchna: uptake,
transmission, and localization of [3]a-tocopherol. J. Embryol. exp. Morphol.
27: 103-120.
Gilbert, J.J. 1972. a-Tocopherol in males of the rotifer Asplanchna
sieboldi: its metabolism and its distribution in the testis and rudimentary
gut. J. Exp. Zool. 181: 117-128.
Riggs, L.A. and J.J. Gilbert. 1972. The labile period for
a-tocopherol-induced mictic female and body wall outgrowth responses in embryos
of the rotifer Asplanchna sieboldi. Int. Rev.ges. Hydrobiol. 57: 675-683.
Simpson, T.L. and J.J. Gilbert. 1973. Gemmulation, gemmule hatching, and
sexual reproduction in fresh-water sponges. I. The life cycles of Spongilla
lacustris and Tubella pennsylvanica. Trans. Amer. Micros. Soc. 92: 422-433.
Gilbert, J.J. and H.L. Allen. 1973. Studies on the physiology of the green
freshwater sponge Spongilla lacustris: primary productivity, organic matter,
and chlorophyll content. Verh. Int. Ver. Limnol. 18: 1413-1420.
Gilbert, J.J. and H.L. Allen. 1973. Chlorophyll and primary productivity of
some green, freshwater sponges. Int. Rev. ges. Hydrobiol.58: 633-658.
Gilbert, J.J. 1973. The significance of polymorphism in the rotifer
Asplanchna. Humps in males and females. Oecologia 13: 135-146.
Gilbert, J.J. 1973. The induction and ecological significance of gigantism
in the rotifer Asplanchna sieboldi. Science 181: 63-66.
Simpson, T.L. and J.J. Gilbert. 1973. Gemmulation, gemmule hatching and
sexual reproduction in fresh-water sponges. II. Life cycle events in young,
larvae-produced sponges of Spongilla lacustria and an unidentified species.
Trans. Amer. Micros. Soc. 93: 39-45.
Gilbert, J.J. 1974. Effect of tocopherol on the growth and development of
rotifers. Amer. J. Clin. Nutr. 27: 1005-1016.
Gilbert, J.J. 1974. Field experiments on sexuality in the freshwater sponge
Spongilla lacustris. The control of oocyte production and the fate of
unfertilized oocytes. J. Exp. Zool. 188: 165-178.
Gilbert, J.J. 1974. Polymorphism in the rotifer Asplanchna sieboldi.
Variability in the body-wall-outgrowth response to dietary tocopherol. Physiol.
Zool. 48: 404-419.
Gilbert, J.J., T.L. Simpson, and G. de Nagy. 1975. Field experiments on egg
production in the freshwater sponge Spongilla lacustris. Hydrobiologia 46:
17-27.
Gilbert, J.J. 1975. Polymorphism and sexuality in the rotifer Asplanchna,
with special reference to the effects of prey-type and clonal variation. Arch.
Hydrobiol. 75: 442-483.
Gilbert, J.J. 1975. Field experiments on gemmulation in the freshwater
sponge Spongilla lacustris. Trans. Amer. Micros. Soc. 94: 347-356.
Gilbert, J.J. and S.D. Hadzisce. 1975. Sexual reproduction in the freshwater
sponge Ochridaspongia rotunda. Verh. Int. Ver. Limnol. 19: 2785-2792.
Gilbert, J.J. and J.R. Litton, Jr. 1975. Dietary tocopherol and sexual
reproduction in the rotifers Brachionus calyciflorus and Asplanchna sieboldi.
J. Exp. Zool. 194: 485-494.
Litton, J.R., Jr. and J.J. Gilbert. 1975. Analysis of tocopherol in
Rhodotorula glutinis, Agaricus campestris, and Euglena gracilis using
spectrofluorometry and rotifer bioassay. J. Gen. Appl. Microbiol. 21:
345-354.
Gilbert, J.J. and T.L. Simpson. 1976. Sex reversal in a freshwater sponge.
J. Exp. Zool. 195: 145-151.
Gilbert, J.J. and T.L. Simpson. 1976. Gemmule polymorphism in the freshwater
sponge Spongilla lacustris. Arch. Hydrobiol. 78: 268-277.
Gilbert, J.J. 1976. Polymorphism in the rotifer Asplanchna sieboldi:
biomass, growth and reproductive rate of the saccate and campanulate
morphotypes. Ecology 57: 542-551.
Wurdak, E.S. and J.J. Gilbert. 1976. Polymorphism in the rotifer Asplanchna
sieboldi. Fine structure of saccate, cruciform and campanulate females. Cell
Tiss. Res. 169: 435-448.
Litton, J.R., Jr. and J.J. Gilbert. 1976. Polymorphism in the rotifer
Asplanchna sieboldi: some chemical constituents of the saccate and campanulate
morphotypes. Experientia 32: 1408-1409.
Litton, J.R., Jr. and J.J. Gilbert. 1976. Assimilation and retention of
tocopherol and chlorophylls in the rotifers Brachionus calyciflorus and
Asplanchna sieboldi. Experientia 32: 1520-1532.
Gilbert, J.J. 1976. Selective cannibalism in the rotifer Asplanchna
sieboldi: contact recognition of morphotype and clone. Proc. Natl. Acad. Sci.
USA 73: 3233-3237.
Gilbert, J.J. 1976. Sex-specific cannibalism in the rotifer Asplanchna
sieboldi. Science 194: 730-732.
Jones, P.A. and J.J. Gilbert. 1976. Male haploidy in rotifers: relative DNA
content of nuclei from male and female Asplanchna. J. Exp. Zool. 198:
281-285.
Gilbert, J.J. and S.D. Hadzisce. 1977. Life cycle of the freshwater sponge
Ochridaspongia rotunda Arndt. Arch. Hydrobiol. 79: 285-318.
Gilbert, J.J. 1977. Effect of the non-tocopherol component of the diet on
polymorphism, sexuality, biomass, and reproductive rate of the rotifer
Asplanchna sieboldi. Arch. Hydrobiol.80: 375-397.
Gilbert, J.J. 1977. Mictic-female production in monogonont rotifers. In:
Proceedings of the first international rotifer symposium (C.E. King, ed.).
Arch. Hydrobiol. Beih. Ergebn. Limnol. 8: 142-155.
Gilbert, J.J. 1977. A note on mictic-female production in monoxenic cultures
of Brachionus calyciflorus. In: Proceedings of the first international rotifer
symposium (C.E. King, ed.). Arch. Hydrobiol. Beih. Ergebn. Limnol. 8:
156-157.
Gilbert, J.J. 1977. A note on the effect of cold shock on mictic-female
production in Brachionus calyciflorus. In: Proceedings of the first
international rotifer symposium (C.E. King, ed.). Arch. Hydrobiol. Beih.
Ergebn. Limnol. 8: 158-160.
Gilbert, J.J. 1977. A note on the relationship between polymorphism and
mictic-female production in Brachionus calyciflorus. In: Proceedings of the
first international rotifer symposium (C.E. King, ed.). Arch. Hydrobiol. Beih.
Ergebn. Limnol. 8: 161-162.
Gilbert, J.J. 1977. Selective cannibalism in the rotifer Asplanchna
sieboldi. In: Proceedings of the first international rotifer symposium (C.E.
King, ed.). Arch. Hydrobiol. Beih. Ergebn. Limnol. 8: 267-269.
Wurdak, E., Gilbert, J.J. and R. Jagels. 1977. Resting egg ultrastructure
and formation of the shell in Asplanchna sieboldi and Brachionus calyciflorus.
In: Proceedings of the first international rotifer symposium (C.E. King, ed.).
Arch. Hydrobiol. Beih. Ergebn. Limnol. 8: 298-302.
Starkweather, P.L. and J.J. Gilbert. 1977. Radiotracer determination of
feeding in Brachionus calyciflorus: the importance of gut passage times. In:
Proceedings of the first international rotifer symposium (C.E. King, ed.).
Arch. Hydrobiol. Beih. Ergebn.Limnol. 8: 261-263.
Gilbert, J.J. 1977. Control of feeding behaviour and selective cannibalism
in the rotifer Asplanchna. Freshwat. Biol. 7: 337-341.
Kabay, M.E. and J.J. Gilbert. 1977. Polymorphism and reproductive mode in
the rotifer, Asplanchna sieboldi: relationship between meiotic oogenesis and
shape of body-wall outgrowths. J. Exp. Zool. 201: 21-28.
Jones, P.A. and J.J. Gilbert. 1977. Polymorphism and polyploidy in the
rotifer Asplanchna sieboldi: relative nuclear DNA contents in tissues of
saccate and campanulate females.J.Exp. Zool. 201: 163-168.
Gilbert, J.J. and P.L. Starkweather. 1977. Feeding in the rotifer Brachionus
calyciflorus. I. Regulatory mechanisms. Oecologia 28: 125-131.
Starkweather, P.L. and J.J. Gilbert. 1977. Feeding in the rotifer Brachionus
calyciflorus. II. Effect of food density on feeding rates using Euglena
gracilis and Rhodotorula glutinis. Oecologia 28: 133-139.
Gilbert, J.J. 1977. Defenses of males against cannibalism in the rotifer
Asplanchna: size, shape, and failure to elicit tactile feeding responses.
Ecology 58: 1128-1135.
Kabay, M.E. and J.J. Gilbert. 1977. A new rotifer-based assay for
tocopherol. Lipids 12: 875-878.
Wurdak, E.S., Gilbert, J.J., and R. Jagels. 1978. Fine structure of the
resting eggs of the rotifers, Brachionus calyciflorus and Asplanchna sieboldi.
Trans. Amer. Micros. Soc. 97: 49-72.
Gilbert, J.J. 1978. Selective feeding and its effect on polymorphism and
sexuality in the rotifer Asplanchna sieboldi. Freshwat. Biol. 8: 43-50.
Kabay, M.E. and J.J. Gilbert. 1978. Polymorphism in the rotifer, Asplanchna
sieboldi: insensitivity of the body-wall-outgrowth response to temperature,
food density, pH and osmolarity differences. Arch. Hydrobiol. 83: 377-390.
Gilbert, J.J. and J.R. Litton, Jr. 1978. Sexual reproduction in the rotifer
Asplanchna girodi: effects of tocopherol and population density. J. Exp. Zool.
204: 113-122.
Gilbert, J.J. and P.L. Starkweather. 1978. Feeding in the rotifer Brachionus
calyciflorus. III. Direct observations on the effects of food type, food
density, change in food type, and starvation on the incidence of pseudotrochal
screening. Verh. Int. Ver. Limnol. 20: 2382-2388.
Starkweather, P.L. and J.J. Gilbert. 1978. Feeding in the rotifer Brachionus
calyciflorus. IV. Selective feeding on tracer particles as a factor in trophic
ecology and in in situ technique. Verh. Int. Ver. Limnol. 20: 2389-2394.
Gilbert, J.J. and E.S. Wurdak. 1978. Species-specific morphology of resting
eggs in the rotifer Asplanchna. Trans. Amer. Micros. Soc. 97: 330-339.
Gilbert, J.J. and C.E. Williamson. 1978. Predator-prey behavior and its
effect on rotifer survival in associations of Mesocyclops edax, Asplanchna
girodi, Polyarthra vulgaris, and Keratella cochlearis. Oecologia 37: 13-22.
Gilbert, J.J., Birky, C.W., Jr. and E.S. Wurdak. 1979. Taxonomic
relationships of Asplanchna brightwelli, A. intermedia, and A. sieboldi. Arch.
Hydrobiol. 87: 224-242.
Gilbert, J.J., Birky, C.W., Jr. and E.S. Wurdak. 1979. Taxonomic
relationships of Asplanchna brightwelli, A. intermedia, and A. sieboldi. Arch.
Hydrobiol. 87: 224-242.
Starkweather, P.L., Gilbert, J.J., and T.M. Frost. 1979. Bacterial feeding
by the rotifer Brachionus calyciflorus: clearance and ingestion rates, behavior
and population dynamics. Oecologia 44: 26-30.
Gilbert, J.J. 1980. Developmental polymorphism in the rotifer Asplanchna
sieboldi. Am. Sci. 68: 636-646.
Gilbert, J.J. 1980. Female polymorphism and sexual reproduction in the
rotifer Asplanchna: evolution of their relationship and control by dietary
tocopherol. Am. Nat. 116: 409-431.
Gilbert, J.J. 1980. Further observations on developmental polymorphism and
its evolution in Brachionus calyciflorus. Freshwat. Biol. 10: 281-294.
Bogdan, K.G., Gilbert, J.J., and P.L. Starkweather. 1980. In situ clearance
rates of planktonic rotifers. In: Proceedings of the second international
rotifer symposium (H.J. Dumont and J. Green, eds.). Hydrobiologia 73:
73-77.
Gilbert, J.J. 1980. Observations on the susceptibility of some protists and
rotifers to predation by Asplanchna girodi. In: Proceedings of the second
international rotifer symposium (H.J. Dumont and J. Green, eds.). Hydrobiologia
73: 87-91.
Wurdak, E.S. and J.J. Gilbert. 1980. Ultrastructure and histochemistry of
the rudimentary gut of male Asplanchna sieboldi (Rotifera). In: Proceedings of
the second international rotifer symposium (H.J. Dumont and J. Green, eds.).
Hydrobiologia 73: 123-126.
Gilbert, J.J. 1980. Some effects of diet on the biology of the rotifers
Asplanchna and Brachionus. In: Nutrition in the lower Metazoa (D.C. Smith and
Y. Tiffon, eds.). Pergamon Press. pp. 57-71.
Gilbert, J.J. 1980. Feeding in the rotifer Asplanchna: behavior,
cannibalism, selectivity, prey defenses, and impact on rotifer communities. In:
Evolution and ecology of zooplankton communities (W.C. Kerfoot, ed.). Univ.
Press of New England. pp. 158-172.
Williamson, C.E. and J.J. Gilbert. 1980. Variation among zooplankton
predators: the potential of Asplanchna, Mesocyclops, and Cyclops to attack,
capture, and eat various rotifer prey. In: Evolution and ecology of zooplankton
communities (W.C. Kerfoot, ed.). Univ. Press of New England. pp. 509-517.
Gilbert, J.J. and K.G. Bogdan. 1981. Selectivity of Polyarthra and Keratella
for flagellate and aflagellate cells. Verh. Int. Ver. Limnol. 21:
1515-1521.
Gilbert, J.J. 1981. Control of morphotype frequency distributions in
populations of the rotifer Asplanchna sieboldi: factors influencing the
production of the tocopherol-dependent cruciform and campanulate morphotypes.
Ecology 62: 1299-1310.
Frost, T.M., de Nagy, G.S., and J.J. Gilbert. 1982. Population dynamics and
standing biomass of the freshwater sponge Spongilla lacustris. Ecology 63:
1203-1210.
Bogdan, K.G. and J.J. Gilbert. 1982. The effects of posterolateral spine
length and body length on feeding rate in the rotifer, Brachionus calyciflorus.
Hydrobiologia 89: 263-268.
Bogdan, K.G. and J.J. Gilbert. 1982. Seasonal patterns of feeding by natural
populations of Keratella, Polyarthra, and Bosmina: clearance rates,
selectivities and contributions to community grazing. Limnol. Oceanogr. 27:
918-934.
Magnien, R.E. and J.J. Gilbert. 1983. Diel cycles of reproduction and
vertical migration in the rotifer Keratella crassa and their influence on the
estimation of population dynamics. Limnol. Oceanogr. 28: 957-969.
Gilbert, J.J. 1983. Control of sexuality in Asplanchna brightwelli:
threshold levels of dietary tocopherol and modification of tocopherol response
by exogenous and endogenous factors. In: Proceedings of the third international
rotifer symposium (B. Pejler, P.L. Starkweather, and T. Nogrady, eds.).
Hydrobiologia 104: 167-173.
Gilbert, J.J. and S. Hadzisce. 1984. Taxonomic notes on the shallow-water
endemic sponges of Lake Ohrid, Yugoslavia, with a description of two new
species and a redescription of Spongilla stankovici. Arch. Hydrobiol. 99:
331-339.
Gilbert, J.J. and R.S. Stemberger. 1984. Asplanchna-induced polymorphism in
the rotifer Keratella slacki. Limnol. Oceanogr. 29: 1309-1316.
Stemberger, R.S. and J.J. Gilbert. 1984. Spine development in the rotifer
Keratella cochlearis: induction by cyclopoid copepods and Asplanchna. Freshwat.
Biol. 14: 639-647.
Bogdan, K.G. and J.J. Gilbert. 1984. Body size and food size in freshwater
zooplankton. Proc. Natl. Acad. Sci. USA. 81: 6427-6431.
Stemberger, R.S. and J.J. Gilbert. 1984. Body size, ration level, and
population growth in Asplanchna. Oecologia. 64: 355-359.
Gilbert, J.J. and K.G. Bogdan. 1984. Rotifer grazing: in situ studies on
selectivity and rates. In: Trophic interactions within aquatic ecosystems (D.G.
Meyers and J.R. Strickler, eds.). AAAS Selected Symposium Volume 85, Westview
Press, Inc. pp. 97-133.
Stemberger, R.S. and J.J. Gilbert. 1985. Assessment of threshold food levels
and population growth in planktonic rotifers. In: Food limitation and the
structure of zooplankton communities (W. Lampert, ed.). Arch. Hydrobiol. Beih.
Ergebn. Limnol. 21: 269-275.
Gilbert, J.J. and R.S. Stemberger. 1985. Prey capture in the rotifer
Asplanchna girodi. Verh. Int. Ver. Limnol. 22: 2997-3000.
Gilbert, J.J. and R.S. Stemberger. 1985. Control of Keratella populations by
interference competiton from Daphnia. Limnol. Oceanogr. 30: 180-188.
Stemberger, R.S. and J.J. Gilbert. 1985. Body size, food concentration, and
population growth in planktonic rotifers. Ecology 66: 1151-1159.
Gilbert, J.J. 1985. Competition between rotifers and Daphnia. Ecology 66:
1943-1950.
Gilbert, J.J. 1985. Escape response of the rotifer Polyarthra: a high-speed
cinematographic analysis. Oecologia 66: 322-331.
Gilbert, J.J. and R.S. Stemberger. 1985. The costs and benefits of gigantism
in polymorphic species of Asplanchna. In: Food limitation and the structure of
zooplankton communities (W. Lampert, ed.). Arch. Hydrobiol. Beih. Ergebn.
Limnol. 21: 185-192.
Gilbert, J.J. and J.L. Confer. 1986. Gigantism and the potential for
interference competition in the rotifer genus Asplanchna. Oecologia 70:
549-554.
Burns, C.W. and J.J. Gilbert. 1986. Effects of daphnid size and density on
interference between Daphnia and Keratella cochlearis. Limnol. Oceanogr. 31:
848-858.
Burns, C.W. and J.J. Gilbert. 1986. Direct observations of the mechanisms of
interference between Daphnia and Keratella cochlearis. Limnol. Oceanogr. 31:
859-866.
Stemberger, R.S. and J.J. Gilbert. 1987. Multiple species induction of
morphological defenses in the rotifer Keratella testudo. Ecology 68:
370-378.
Gilbert, J.J. 1987. The Polyarthra escape response: defense against
interference from Daphnia. In: Proceedings of the fourth rotifer symposium (L.
May, R. Wallace, and A. Herzig, eds.). Hydrobiologia 147: 235-238.
Moore, M.V. and J.J. Gilbert. 1987. Age-specific Chaoborus predation on
rotifer prey. Freshwat. Biol. 17: 223-236.
Stemberger, R.S. and J.J. Gilbert. 1987. Rotifer threshold food
concentrations and the size-efficiency hypothesis. Ecology 68: 181-187.
Bogdan, K.G. and J.J. Gilbert. 1987. Quantitative comparison of food niches
in some freshwater zooplankton: a multi-tracer-cell approach. Oecologia 72:
331-340.
Kirk, K.L. and J.J. Gilbert. 1988. The escape behavior of Polyarthra in
response to artificial flow stimuli. In: Zooplankton behavior symposium (G.-A.
Paffenhöfer and H.J. Price, eds.). Bull. Mar. Sci. 43: 551-560.
Gilbert, J.J. 1988. Susceptibilities of ten rotifer species to interference
from Daphnia pulex. Ecology 69: 1826-1838.
Gilbert, J.J. and K.L. Kirk. 1988. Escape response of the rotifer Keratella:
description, stimulation, fluid dynamics, and ecological significance. Limnol.
Oceanogr. 33: 1440-1450.
Gilbert, J.J. 1989. Competitive interactions between the rotifer Synchaeta
oblonga and the cladoceran Scapholeberis kingi Sars. In: Proceedings of the
fifth rotifer symposium (C. Ricci, T.W. Snell, and C.E. King, eds.).
Hydrobiologia 186/187: 75-80.
Gilbert, J.J. 1989. The effect of Daphnia interference on a natural rotifer
and ciliate community: short-term bottle experiments. Limnol. Oceanogr. 34:
606-617.
Gilbert, J.J. and H.J. MacIsaac. 1989. The susceptibility of Keratella
cochlearis to interference from small cladocerans. Freshwat. Biol. 22:
333-339.
MacIsaac, H.J. and J.J. Gilbert. 1989. Competition between rotifers and
cladocerans of different body sizes. Oecologia 81: 295-301.
Gilbert, J.J. 1990. Differential effects of Anabaena affinis on cladocerans
and rotifers: mechanisms and implications. Ecology 71: 1727-1740.
Kirk, K.L. and J.J. Gilbert. 1990. Suspended clay and the population
dynamics of planktonic rotifers and cladocerans. Ecology 71: 1741-1755.
Gilbert, J.J. and M.W. Durand. 1990. Effects of the filamentous
cyanobacterium Anabaena flos-aquae on feeding and reproduction in Keratella and
Daphnia. Freshwat. Biol. 24: 577-596.
MacIsaac, H.J. and J.J. Gilbert. 1990. Does exploitative or interference
competition from Daphnia limit the abundance of Keratella in Loch Leven? A
reassessment of May and Jones (1989). J. Plankton Res. 12: 1315-1320.
MacIsaac, H.J. and J.J. Gilbert. 1991. Competition between Keratella
cochlearis and Daphnia ambigua: effects of temporal patterns of food
availability. Freshwat. Biol. 25: 189-198.
MacIsaac, H.J. and J.J. Gilbert. 1991. Discrimination between exploitative
and interference competition between Cladocera and Keratella cochlearis.
Ecology 72: 924-937.
Wickham, S.A. and J.J. Gilbert. 1991. Relative vulnerabilities of natural
rotifer and ciliate communities to cladocerans: laboratory and field
experiments. Freshwat. Biol. 26: 77-86.
Kirk, K.L. and J.J. Gilbert. 1992. Variation in herbivore response to
chemical defenses: zooplankton foraging on toxic cyanobacteria. Ecology 73:
2208-2217.
Gilbert, J.J. and J.D. Jack. 1993. Rotifers as predators on small ciliates.
In: Proceedings of the sixth rotifer symposium (J.J. Gilbert, E. Lubzens, and
M.R. Miracle, eds.). Hydrobiologia 255/256: 247-253.
Wickham, S.A. and J.J. Gilbert. 1993. The comparative importance of
competition and predation by Daphnia on ciliated protists. Arch. Hydrobiol.
126: 289-313.
Wickham, S.A., Gilbert, J.J. and U.-G. Berninger. 1993. Effects of rotifers
and ciliates on the growth and survival of Daphnia. J. Plankton Res. 15:
317-334.
Jack, J.D. and J.J. Gilbert. 1993. Susceptibilities of different-sized
ciliates to direct suppression by small and large cladocerans. Freshwat. Biol.
29: 19-29.
Jack, J.D. and J.J. Gilbert. 1993. The effect of suspended clay on ciliate
population growth rates. Freshwat. Biol. 29: 385-394.
Jack, J.D., Wickham, S.A., Toalson, S. and J.J. Gilbert. 1993. The effect of
clays on a freshwater plankton community: an enclosure experiment. Arch.
Hydrobiol. 127: 257-270.
Burns, C.W. and J.J. Gilbert. 1993. Predation on ciliates by freshwater
calanoid copepods: rates of predation and relative vulnerabilities of prey.
Freshwat. Biol. 30: 377-393.
Gilbert, J.J. 1994. Jumping behavior in the oligotrich ciliates Strobilidium
velox and Halteria grandinella, and its significance as a defense against
rotifer predators. Microb. Ecol. 27:189-200.
Gilbert, J.J. 1994. Susceptibility of planktonic rotifers to a toxic strain
of Anabaena flos-aquae. Limnol. Oceanogr. 39: 1286-1297.
Jack, J.D. and J.J. Gilbert. 1994. Effects of Daphnia on microzooplankton
communities. J. Plankton Res. 16: 1499-1512.
Smith, A.D. and J.J. Gilbert. 1995. Spatial and temporal variability in
filament length of a toxic cyanobacterium (Anabaena affinis). Freshwat. Biol.
33: 1-11.
Smith, A.D. and J.J. Gilbert. 1995. Relative susceptibilities of rotifers
and cladocerans to Microcystis aeruginosa. Arch. Hydrobiol. 132: 309-336.
Gilbert, J.J. and D.K. Schreiber. 1995. Induction of diapausing amictic eggs
in Synchaeta pectinata. In: Proceedings of the seventh rotifer symposium (J.
Ejsmont-Karabin and R.M Pontin, eds.) Hydrobiologia 313/314: 345-350.
Gilbert, J.J. 1995. Structure, development and induction of a new diapause
stage in rotifers. Freshwat. Biol. 34: 263-270.
Gilbert, J.J. 1996. Effect of temperature on the response of planktonic
rotifers to a toxic cyanobacterium. Ecology 77: 1174-1180.
Gilbert, J.J. 1996. Effect of food availability on the response of
planktonic rotifers to a toxic strain of the cyanobacterium Anabaena
flos-aquae. Limnol. Oceanogr. 41: 1565-1572.
Fradkin, S.C. and J.J. Gilbert. 1996. Daphnia vertical distribution and the
presence of toxic cyanobacteria. Hydrobiologia 339: 7-12.
Claska, M.E. and J.J. Gilbert. 1998. The effect of temperature on the
response of Daphnia to toxic cyanobacteria. Freshwat. Biol. 39: 221-232.
Gilbert, J.J. and D.K. Schreiber. 1998. Asexual diapause induced by food
limitation in the rotifer Synchaeta pectinata. Ecology 79: 1371-1381.
Gilbert, J.J. 1998. Differential sensitivity of Synchaeta and Daphnia to
nucleosides from Anabaena affinis. In: Proceedings of the eighth international
rotifer symposium (H.Segers, R.L. Wallace and E. Wurdak, eds.). Hydrobiologia
387/388: 277-281.
Gilbert, J.J. 1998. Asexual diapause in the rotifer Synchaeta: diversified
bet-hedging, energetic cost and age effects. In: Evolutionary and ecological
aspects of crustacean diapause (L. Brendonck, L. De Meester and N. Hairston,
Jr., eds.). Arch. Hydrobiol. Spec. Issues Advanc. Limnol. 52: 97-107.
Couch, K.M., Burns, C.W. and J.J. Gilbert. 1999. Contribution of rotifers to
the diet and fitness of Boeckella (Copepoda: Calanoida). Freshwat. Biol. 41:
107-118.
Gilbert, J.J., Burns, C.W. and C.C. Gilbert. 1999. Summer distribution
patterns of the backswimmer, Anisops wakefieldi (Hemiptera: Notonectidae), in a
New Zealand pond. New Zealand J. Mar. Freshwat. Res. 33: 661-672.
Gilbert, J.J. and C.W. Burns. 1999. Some observations on the diet of the
backswimmer, Anisops wakefieldi (Hemiptera: Notonectidae). Hydrobiologia 412:
111-118.
Hampton, S.E., Gilbert, J.J. and C.W. Burns. 2000. Direct and indirect
effects of juvenile Buenoa macrotibialis (Hemiptera: Notonectidae) on the
zooplankton of a shallow pond Limnol. Oceanogr. 45: 1006-1012.
Twining, B.S., Gilbert, J.J. and N.S. Fisher. 2000. Evidence of homing
behavior in the coral reef mysid Mysidium gracile. Limnol. Oceanogr. 45:
1845-1849.
Gilbert, J.J. and C.W. Burns. 2000. Day and night vertical distributions of
Conochilus and other zooplankton in a New Zealand reservoir. Verh. Int. Ver.
Limnol. 27: 1909-1914.
Gilbert, J.J. 2001. Spine development in Brachionus quadridentatus from an
Australian billabong: genetic variation and induction by Asplanchna.
Hydrobiologia 446/447: 19-28.
Hampton, S.E. and J.J. Gilbert. 2001. Observations of insect predation on
rotifers. Hydrobiologia 446/447: 115-121.
Gilbert, J.J. and S.E. Hampton. 2001. Diel vertical migrations of
zooplankton in a shallow, fishless pond: a possible avoidance-response cascade
induced by notonectids. Freshwat. Biol. 46: 611-621.
Diéguez, M.C. and J.J. Gilbert. 2002. Suppression of the rotifer Polyarthra
remata by the omnivorous copepod Tropocyclops extensus: predation or
competition. J. Plankton Res. 24: 359-369.
Gilbert, J.J. 2002. Endogenous regulation of environmentally-induced
sexuality in a rotifer: a multi-generational parental effect induced by
fertilization. Freshwat. Biol. 47: 1633-1641.
Gilbert, J.J. 2003. Specificity of crowding response that induces sexuality
in the rotifer Brachionus. Limnol. Oceanogr. 48: 1297-1303.
Gilbert, J.J. and T. Schröder. 2003. The ciliate epibiont Epistylis
pygmaeum: selection for zooplankton hosts, reproduction and effect on two
rotifers hosts. Freshwat. Biol. 48: 878-893.
Diéguez, M.C. and J.J. Gilbert. 2003. Predation by Buenoa macrotibialis
(Insecta, Hemiptera) on zooplankton: effect of light on selection and
consumption of prey. J. Plankton Res. 25: 759-769.
Schröder, T. and J.J. Gilbert. 2004. Transgenerational plasticity for sexual
reproduction and diapause in the life cycle of monogonont rotifers:
intraclonal, intraspecific and interspecific variation in the response to
crowding. Functional Ecology 18: 458-466.
Gilbert, J.J. 2004. Population density, sexual reproduction and diapause in
monogonont rotifers: new data for Brachionus and a review. Journal of Limnology
63 (Suppl.1): 32-36.
Gilbert, J.J. 2004. Females from resting eggs and parthenogenetic eggs in
the rotifer Brachionus calyciflorus: lipid droplets, starvation resistance and
reproduction. Freshwat. Biol. 49: 1505-1515.Serra, M., Snell, T.W. and J.J.
Gilbert. 2005. Delayed mixis in rotifers: an adaptive response to the effects
of density-dependent sex on population growth. J. Plankton Res. 27: 37-45.
Kehas, A.J., Theoharides, K.A. and J.J. Gilbert. 2005. Effect of sunlight
intensity and albinism on the covering response of the Caribbean sea urchin
Tripneustes ventricosus. Mar. Biol. 146: 1111-1117.
Gilbert, J.J. and E.J. Walsh. 2005. Brachionus calyciflorus is a species
complex: mating behavior and genetic differentiation among four geographically
isolated strains. In: Proceedings of the tenth international rotifer symposium
(A. Herzig, R.D. Gulati, C.D. Jersabek and L. May, eds.) Hydrobiologia 546:
257-265.
Gilbert, J.J. and T. Schröder. 2007. Intraclonal variation in propensity for
mixis in rotifers: variation among females and with maternal age. In:
Proceedings of the eleventh international rotifer symposium (S.S.S. Sarma, R.D.
Gulati, R.L. Wallace, S. Nandini, H.J. Dumont and R. Rico-Martinez, eds.)
Hydrobiologia 593: 121-128.Gilbert, J.J. 2007. Induction of mictic females in
the rotifer Brachionus: oocytes of amictic females respond individually to
population-density signal only during oogenesis shortly before oviposition.
Freshwat. Biol. 52: 1417-1426.
Publications: Reviews and Book Chapters
Birky, C.W., Jr. and J.J. Gilbert. 1971. Parthenogenesis in rotifers: the
control of sexual and asexual reproduction. Amer. Zool. 11: 245-266.
Gilbert, J.J. 1974. Dormancy in rotifers. Trans. Amer. Micros. Soc. 93:
490-513.
Gilbert, J.J. and C.E. Williamson. 1983. Sexual dimorphism in zooplankton
(Copepoda, Cladocera, and Rotifera). Annual Rev. Ecol. Syst. 14: 1-33.
Gilbert, J.J. 1983. Rotifera. In: Reproductive biology of invertebrates.
Vol. I. Oogenesis, oviposition, and oosorption (K.G. Adiyodi and R.G. Adiyodi,
eds.). John Wiley and Sons. pp. 181-209.
Gilbert, J.J. 1983. Rotifera. In: Reproductive biology of invertebrates.
Vol. II. Spermatogenesis and sperm function (K.G. Adiyodi and R.G. Adiyodi,
eds.). John Wiley and Sons. pp. 183-193.
Stemberger, R.S. and J.J. Gilbert. 1987. Defenses of planktonic rotifers
against predators. In: Predation: direct and indirect impacts on aquatic
communities (W.C. Kerfoot and A. Sih, eds.). Univ. Press of New England. pp.
227-239.
Gilbert, J.J. 1988. Suppression of rotifer populations by Daphnia: a review
of the evidence, the mechanisms, and the effects on zooplankton community
structure. Limnol. Oceanogr. 33: 1286-1303.
Gilbert, J.J. 1988. Rotifera. In: Reproductive biology of invertebrates.
Vol. III. Accessory sex glands (K.G. Adiyodi and R.G. Adiyodi, eds.). Oxford
and IBH Publishing Co., New Delhi. pp. 73-80.
Gilbert, J.J. 1989. Rotifera. In: Reproductive biology of invertebrates.
Vol. IV, Part A. Fertilization, development, and parental care. (K.G. Adiyodi
and R.G. Adiyodi, eds.). Oxford and IBH Publishing Co., New Delhi.
pp.179-199.
Gilbert, J.J. 1992. Rotifera. In: Reproductive biology of invertebrates.
Vol. V. Sexual differentiation and behaviour (K.G. Adiyodi and R.G. Adiyodi,
eds.). Oxford and IBH Publishing Co., New Delhi. pp. 115-136.
Gilbert, J.J. 1993. Rotifera. In: Reproductive biology of invertebrates.
Vol. VI, Part A. Asexual propagation and reproductive strategies (K.G. Adiyodi
and R.G. Adiyodi, eds.). Oxford and IBH Publishing Co., New Delhi. pp.
231-263.
Jack, J.D. and J.J. Gilbert. 1997. Effects of metazoan predators on ciliates
in freshwater plankton communities. J. Euk. Microbiol. 44: 194-199.
Gilbert, J.J. 1999. Kairomone-induced morphological defenses in rotifers.
In: The ecology and evolution of inducible defenses (R. Tollrian and C.D.
Harvell, eds.). Princeton University Press. pp. 127-141.
Gilbert, J.J. 2003. Environmental and endogenous control of sexuality in a
rotifer life cycle: developmental and population biology. Evolution &
Development 5: 19-24.
Gilbert, J. J. and T. Schröder. 2004. Rotifers from diapausing, fertilized
eggs: unique features and emergence. Limnol. Oceanogr. 49: 1341-1354.
Gilbert, J.J. 2007. Timing of diapause in monogonont rotifers. In: Diapause
in aquatic invertebrates: theory and human use (V. Alekseev, J. J. Gilbert and
B. De Stasio, eds.). Springer, Dordrecht, The Netherlands. pp. 11-27.
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