Dr. Craig F. Purchase

Evolutionary Ecology of Fishes

Research Program

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Publications

 

Year

Reference

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In Revision

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

 

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).

 

Revision 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.

 

Revision 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.

 

Accepted

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

 

Accepted

Beirão, J., J.A. Lewis, B.F. Wringe, & C.F. Purchase. A novel sperm adaptation to evolutionary constraints on reproduction: pre-ejaculatory sperm activation in the beach spawning capelin (Osmeridae). Ecology & Evolution

 

Accepted

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. Journal of Experimental Marine Biology and Ecology.

 

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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