Dr. Craig F. Purchase

Evolutionary Ecology of Fishes

Research Program

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Publications

 

Year

Reference

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Loeppky, A.R., Purchase, C.F., & G.K. Davoren. Maternal investment and ambient water chemistry influence chemical signatures in embryonic otoliths of capelin, Mallotus villosus.

 

 

Beirão, J., Litt, M.A., & C.F. Purchase. Chemically dispersed crude oil affects sperm fertilizing ability but not sperm swimming behaviour in capelin (Mallotus villosus).

 

In Review

Purchase, C.F., Palm-Flawd, B., and L. Charron. Performance of instream Jordan-Scotty salmon egg incubators under different installation and siltation conditions.

 

In Review

Penney, H.D., Beirão, J., & C.F. Purchase. Phenotypic plasticity during external embryonic development is affected more by transgenerational effects than multiple abiotic factors in brook trout.

 

In Revision

Purchase, C.F. First report of Trachipterus arcticus (Lampriformes: Trachipteridae) from Canadian waters.

 

In Revision

Beirão, J., J.A. Lewis, B.F. Wringe, & C.F. Purchase. A novel sperm adaptation to evolutionary constraints on reproduction.

 

In Revision

Weir, L.K., & C.F. Purchase. Subtle natural variation in water chemistry induces plasticity in sperm performance of a stream spawning fish.

 

In Press

Purchase, C.F. Low tolerance of salt water in a marine fish: new and historical evidence for surprising local adaptation in the well-studied commercially exploited capelin. Canadian Journal of Fisheries and Aquatic Sciences, XX

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2016

Wringe, B.F., C.F. Purchase, & I.A. Fleming. In search of a cultured fish phenotype: a systematic review, meta-analysis and vote counting analysis. Reviews in Fish Biology and Fisheries, 26: 351-373.

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2016

Clarke, C.N., D.J. Fraser, & C.F. Purchase. Life-long and carry-over effects of early captive exposure in Atlantic salmon. Animal Conservation, 19: 350-359.

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2015

Wringe, B.F, I.A. Fleming, & C.F. Purchase. Rapid morphological divergence of cultured Atlantic cod of the northwest Atlantic from their source population. Aquaculture Environment Interactions, 7: 167-177.

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2015

Wringe, B, I.A. Fleming, & C.F. Purchase. The spawning success of cultured and wild male Atlantic cod is equal when competed in trios. Marine Ecology Progress Series, 535: 197-211.

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2015

Warner, L.A., C.F. Purchase, & G. Veinott. Seasonal variation in estuarine habitat use by native Atlantic salmon and invasive brown trout in southeast Newfoundland. Northeastern Naturalist, 22(2): 424-426.

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2015

Beirão, J., C.F. Purchase, B.F. Wringe, & I.A. Fleming. Inter-population ovarian fluid variation differentially modulates sperm motility in Atlantic cod. Journal of Fish Biology, 87: 54-68.

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2015

Beirão, J., J. Lewis, & C.F. Purchase. Spermatozoa ultrastructure of two osmerid fishes in the context of their family (Teleostei: Osmeriformes: Osmeridae). Journal of Applied Ichthyology, 31 (Supplement 1): 28-33.

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2014

Mitchell, J.S., & C.F. Purchase. Rapid colonization of a species at risk: a new eastern range limit for Banded killifish, Fundulus diaphanus in Newfoundland. Northeastern Naturalist, 21(3): 41-44.

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2014

Beirão, J., C.F. Purchase, B.F. Wringe, & I.A. Fleming. Wild Atlantic cod sperm motility is negatively affected by ovarian fluid of farmed females. Aquaculture Environment Interactions, 5: 61-70.

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2014

Veinott, G., P.A.H. Westley, C.F. Purchase, & L. Warner. Experimental tests to confirm chemical stability of otolith cores reveal significant variability and post-depositional changes. Canadian Journal of Fisheries and Aquatic Sciences, 71: 356-365.

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2014

Beirão, J., C.F. Purchase, B.F. Wringe, & I.A. Fleming. Sperm plasticity to elevated seawater temperatures in Atlantic cod (Gadus morhua) is affected more by population origin than individual environmental exposure. Marine Ecology Progress Series, 495: 263-274.

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2013

Puckrin, O.A., C.F. Purchase, & E.A. Trippel. Using purposeful inbreeding to reduce outbreeding depression caused by escaped cultivated Atlantic cod. Aquaculture Environment Interactions, 4: 207-221.

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2013

Zimmermann, E., C.F. Purchase, I.A. Fleming, & J. Brattey. Dispersal of wild and escapee farmed Atlantic cod (Gadus morhua) in Newfoundland. Canadian Journal of Fisheries and Aquatic Sciences, 70: 747-755.

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2012

Zimmermann, E., C.F. Purchase, & I.A. Fleming. Reducing the incidence of net cage biting and the expression of escape-related behaviours in Atlantic cod (Gadus morhua) with feeding and cage enrichment. Applied Animal Behaviour Science, 141: 71-78.

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2012

Purchase, C.F., & T.R. Moreau. Stressful environments induced novel phenotypic variation: hierarchical reaction norms for sperm performance of a pervasive invader. Ecology and Evolution, 2(10): 2567-2576.

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2012

Purchase, C.F., & P. Earle. Modifications to the ImageJ computer assisted sperm analysis (CASA) plugin greatly improve efficiency and fundamentally alter the scope of attainable data. Journal of Applied Ichthyology, 28: 1013-1016.

DOWNLOAD modified ImageJ CASA_automated instruction and execution files

DOWNLOAD sample videos for CASA_automated (five 21s zipped videos are 3GB)

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2012

Veinott, G., P.A.H. Westley, L.A. Warner, & C.F. Purchase. Assigning origins in a potentially mixed-stock recreational sea trout (Salmo trutta) fishery. Ecology of Freshwater Fish, 21: 541-551.

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2010

Rennie, M.D., C.F. Purchase, B.J. Shuter, N.C. Collins, P.A. Abrams, & G.E. Morgan. Prey life-history and bioenergetic reponses across a predation gradient. Journal of Fish Biology, 77: 1230-1251.

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2010

Gavaris, S., K.J. Clark, A.R. Hanke, C.F. Purchase, & J. Gale, 2010. Overview of discards from Canadian commercial fisheries in NAFO Divisions 4V, 4W, 4X, 5Y, and 5Z for 2002-2006. Canadian Technical Report of Fisheries and Aquatic Sciences 2873: vi + 112 p.

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2010

Purchase, C.F., I.A.E. Butts, A. Alonso-Fernández, & E.A. Trippel. Thermal reaction norms in sperm performance of Atlantic cod (Gadus morhua). Canadian Journal of Fisheries and Aquatic Sciences, 67: 498-510.

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2009

Wheeler, J.P., C.F. Purchase, P.D.M. Macdonald, R. Fill, L. Jacks, H. Wang, & C.L. Ye. Temporal changes in maturation, mean length-at-age, and condition of spring-spawning Atlantic herring (Clupea harengus) in Newfoundland waters. ICES Journal of Marine Science, 66: 1800-1807.

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2008

Rennie, M.D., C.F. Purchase, N.P. Lester, N.C. Collins, B.J. Shuter, & P.A. Abrams. Lazy males? Bioenergetic differences in energy acquisition and metabolism help to explain sexual size dimorphism in percids. Journal of Animal Ecology, 77: 916-926.

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2008

Purchase, C.F., & J.A. Hutchings. A temporally stable spatial pattern in the spawner density of a freshwater fish: evidence for an ideal despotic distribution. Canadian Journal of Fisheries and Aquatic Sciences, 65: 382-388

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2007

Purchase, C.F., D.J. Hasselman, & L.K. Weir. Relationship between fertilization success and the number of milt donors in rainbow smelt Osmerus mordax (Mitchell): implications for population growth rates. Journal of Fish Biology, 70: 934-946.

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2006

Purchase, C.F., J.A. Hutchings, & G.E. Morgan. The biological and statistical significance of life history invariants in walleye (Sander vitreus). Evolutionary Ecology Research, 8: 295-308.

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2006

Purchase, C.F., H.P. Benoît, D.L. Boyce, G.E. Brown, V. Gotceitas, B.J. Laurel, V. Puvanendran, and R.J. Thompson. TRIBUTE: Joseph A. Brown, Ph.D. Canadian Journal of Fisheries and Aquatic Sciences, 63: iii-iv.

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2005

Purchase, C.F., N.C. Collins, G.E. Morgan, & B.J. Shuter. Sex-specific covariation among life history traits of yellow perch (Perca flavescens). Evolutionary Ecology Research, 7: 549-566.

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2005

Purchase, C.F., N.C. Collins, & B.J. Shuter. Sensitivity of maximum sustainable harvest rates to intra-specific life history variability of lake trout (Salvelinus namaycush) and walleye (Sander vitreus). Fisheries Research, 72: 141-148.

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2005

Purchase, C.F., N.C. Collins, G.E. Morgan, & B.J. Shuter. Predicting life history traits of yellow perch Perca flavescens from environmental characteristics of lakes. Transactions of the American Fisheries Society, 134: 1369-1381.

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2005

Rennie, M.D., N.C. Collins, C.F. Purchase, & A. Tremblay. Predictive models of benthic invertebrate methylmercury in Ontario and Quebec lakes. Canadian Journal of Fisheries and Aquatic Sciences, 62: 2770-2783.

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2005

Shuter, B.J., N.P. Lester, J. La Rose, C.F. Purchase, K.Vascotto, G. Morgan, N.C. Collins, & P.A. Abrams. Optimal life histories and food web position: linkages between somatic growth, reproductive investment and mortality. Canadian Journal of Fisheries and Aquatic Sciences, 62: 738-746.

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2002

Purchase, C.F., D.L. Boyce, & J.A. Brown. Occurrence of hypomelanization in cultured yellowtail flounder. Aquaculture Research, 33: 1191-1193.

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2001

Purchase, C.F., & J.A. Brown. Stock‑specific changes in growth rates, food conversion efficiencies, and energy allocation in response to temperature change in juvenile Atlantic cod. Journal of Fish Biology, 58: 36-52.

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2001

Purchase, C.F., S.V. Goddard, & J.A. Brown. Production of antifreeze glycoproteins in cultured and wild juvenile Atlantic cod (Gadus morhua L.) under common laboratory environments. Canadian Journal of Zoology, 79: 610-615.

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2000

Purchase, C.F., D.L. Boyce, & J.A. Brown. Growth and survival of juvenile yellowtail flounder (Pleuronectes ferrugineus) under different photoperiods. Aquaculture Research, 31: 547‑552.

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2000

Purchase, C.F., & J.A. Brown. Inter‑population differences in growth rates and food conversion efficiencies of young Grand Banks and Gulf of Maine Atlantic cod (Gadus morhua). Canadian Journal of Fisheries and Aquatic Sciences, 57: 2223‑2229.

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