Body size and temperature affect metabolic and cardiac thermal tolerance in fish
被引:8
作者:
Kraskura, Krista
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Univ Calif Santa Barbara, Dept Ecol Evolut & Marine Biol, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Ecol Evolut & Marine Biol, Santa Barbara, CA 93106 USA
Kraskura, Krista
[1
]
Hardison, Emily A.
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Univ Calif Santa Barbara, Dept Ecol Evolut & Marine Biol, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Ecol Evolut & Marine Biol, Santa Barbara, CA 93106 USA
Hardison, Emily A.
[1
]
Eliason, Erika J.
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Univ Calif Santa Barbara, Dept Ecol Evolut & Marine Biol, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Ecol Evolut & Marine Biol, Santa Barbara, CA 93106 USA
Eliason, Erika J.
[1
]
机构:
[1] Univ Calif Santa Barbara, Dept Ecol Evolut & Marine Biol, Santa Barbara, CA 93106 USA
Environmental warming is associated with reductions in ectotherm body sizes, suggesting that larger individuals may be more vulnerable to climate change. The mechanisms driving size-specific vulnerability to temperature are unknown but are required to finetune predictions of fisheries productivity and size-structure community responses to climate change. We explored the potential metabolic and cardiac mechanisms underlying these body size vulnerability trends in a eurythermal fish, barred surfperch. We acutely exposed surfperch across a large size range (5-700 g) to four ecologically relevant temperatures (16 degrees C, 12 degrees C, 20 degrees C, and 22 degrees C) and subsequently, measured their metabolic capacity (absolute and factorial aerobic scopes, maximum and resting metabolic rates; AAS, FAS, MMR, RMR). Additionally, we estimated the fish's cardiac thermal tolerance by measuring their maximum heart rates (f(Hmax)) across acutely increasing temperatures. Barred surfperch had parallel hypoallometric scaling of MMR and RMR (exponent 0.81) and a weaker hypoallometric scaling of f(Hmax) (exponent - 0.05) across all test temperatures. In contrast to our predictions, the fish's aerobic capacity was maintained across sizes and acute temperatures, and larger fish had greater cardiac thermal tolerance than smaller fish. These results demonstrate that thermal performance may be limited by different physiological constraints depending on the size of the animal and species of interest.
机构:
Univ Calif Santa Barbara, Inst Marine Sci, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Inst Marine Sci, Santa Barbara, CA 93106 USA
Jerde, Christopher L.
Kraskura, Krista
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机构:
Univ Calif Santa Barbara, Dept Ecol Evolut & Marine Biol, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Inst Marine Sci, Santa Barbara, CA 93106 USA
Kraskura, Krista
Eliason, Erika J.
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h-index: 0
机构:
Univ Calif Santa Barbara, Inst Marine Sci, Santa Barbara, CA 93106 USA
Univ Calif Santa Barbara, Dept Ecol Evolut & Marine Biol, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Inst Marine Sci, Santa Barbara, CA 93106 USA
Eliason, Erika J.
Csik, Samantha R.
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机构:
Univ Calif Santa Barbara, Dept Ecol Evolut & Marine Biol, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Inst Marine Sci, Santa Barbara, CA 93106 USA
Csik, Samantha R.
Stier, Adrian C.
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机构:
Univ Calif Santa Barbara, Dept Ecol Evolut & Marine Biol, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Inst Marine Sci, Santa Barbara, CA 93106 USA
Stier, Adrian C.
Taper, Mark L.
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h-index: 0
机构:
Montana State Univ, Dept Ecol, Bozeman, MT 59717 USA
Univ Florida, Dept Biol, Gainesville, FL USAUniv Calif Santa Barbara, Inst Marine Sci, Santa Barbara, CA 93106 USA
机构:
Univ Glasgow, Inst Biodivers Anim Hlth & Comparat Med, Coll Med Vet & Life Sci, Graham Kerr Bldg, Glasgow G12 8QQ, Lanark, ScotlandUniv Glasgow, Inst Biodivers Anim Hlth & Comparat Med, Coll Med Vet & Life Sci, Graham Kerr Bldg, Glasgow G12 8QQ, Lanark, Scotland
Killen, Shaun S.
Glazier, Douglas S.
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机构:
Juniata Coll, Dept Biol, Brumbaugh Acad Ctr, Huntingdon, PA 16652 USAUniv Glasgow, Inst Biodivers Anim Hlth & Comparat Med, Coll Med Vet & Life Sci, Graham Kerr Bldg, Glasgow G12 8QQ, Lanark, Scotland
Glazier, Douglas S.
Rezende, Enrico L.
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机构:
Univ Roehampton, Dept Life Sci, Holybourne Ave, London SW15 4JD, EnglandUniv Glasgow, Inst Biodivers Anim Hlth & Comparat Med, Coll Med Vet & Life Sci, Graham Kerr Bldg, Glasgow G12 8QQ, Lanark, Scotland
Rezende, Enrico L.
Clark, Timothy D.
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h-index: 0
机构:
Australian Inst Marine Sci, PMB 3, Townsville, Qld 4810, Australia
Univ Tasmania & Commonwealth Sci, Hobart, Tas 7000, Australia
Ind Res Org Agr Flagship, Hobart, Tas 7000, AustraliaUniv Glasgow, Inst Biodivers Anim Hlth & Comparat Med, Coll Med Vet & Life Sci, Graham Kerr Bldg, Glasgow G12 8QQ, Lanark, Scotland
Clark, Timothy D.
Atkinson, David
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机构:
Univ Liverpool, Inst Integrat Biol, Biosci Bldg, Liverpool L69 7ZB, Merseyside, EnglandUniv Glasgow, Inst Biodivers Anim Hlth & Comparat Med, Coll Med Vet & Life Sci, Graham Kerr Bldg, Glasgow G12 8QQ, Lanark, Scotland
Atkinson, David
Willener, Astrid S. T.
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h-index: 0
机构:
Univ Roehampton, Dept Life Sci, Holybourne Ave, London SW15 4JD, EnglandUniv Glasgow, Inst Biodivers Anim Hlth & Comparat Med, Coll Med Vet & Life Sci, Graham Kerr Bldg, Glasgow G12 8QQ, Lanark, Scotland
Willener, Astrid S. T.
Halsey, Lewis G.
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h-index: 0
机构:
Univ Roehampton, Dept Life Sci, Holybourne Ave, London SW15 4JD, EnglandUniv Glasgow, Inst Biodivers Anim Hlth & Comparat Med, Coll Med Vet & Life Sci, Graham Kerr Bldg, Glasgow G12 8QQ, Lanark, Scotland
机构:
Univ Calif Santa Barbara, Inst Marine Sci, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Inst Marine Sci, Santa Barbara, CA 93106 USA
Jerde, Christopher L.
Kraskura, Krista
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Santa Barbara, Dept Ecol Evolut & Marine Biol, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Inst Marine Sci, Santa Barbara, CA 93106 USA
Kraskura, Krista
Eliason, Erika J.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Santa Barbara, Inst Marine Sci, Santa Barbara, CA 93106 USA
Univ Calif Santa Barbara, Dept Ecol Evolut & Marine Biol, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Inst Marine Sci, Santa Barbara, CA 93106 USA
Eliason, Erika J.
Csik, Samantha R.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Santa Barbara, Dept Ecol Evolut & Marine Biol, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Inst Marine Sci, Santa Barbara, CA 93106 USA
Csik, Samantha R.
Stier, Adrian C.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Santa Barbara, Dept Ecol Evolut & Marine Biol, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Inst Marine Sci, Santa Barbara, CA 93106 USA
Stier, Adrian C.
Taper, Mark L.
论文数: 0引用数: 0
h-index: 0
机构:
Montana State Univ, Dept Ecol, Bozeman, MT 59717 USA
Univ Florida, Dept Biol, Gainesville, FL USAUniv Calif Santa Barbara, Inst Marine Sci, Santa Barbara, CA 93106 USA
机构:
Univ Glasgow, Inst Biodivers Anim Hlth & Comparat Med, Coll Med Vet & Life Sci, Graham Kerr Bldg, Glasgow G12 8QQ, Lanark, ScotlandUniv Glasgow, Inst Biodivers Anim Hlth & Comparat Med, Coll Med Vet & Life Sci, Graham Kerr Bldg, Glasgow G12 8QQ, Lanark, Scotland
Killen, Shaun S.
Glazier, Douglas S.
论文数: 0引用数: 0
h-index: 0
机构:
Juniata Coll, Dept Biol, Brumbaugh Acad Ctr, Huntingdon, PA 16652 USAUniv Glasgow, Inst Biodivers Anim Hlth & Comparat Med, Coll Med Vet & Life Sci, Graham Kerr Bldg, Glasgow G12 8QQ, Lanark, Scotland
Glazier, Douglas S.
Rezende, Enrico L.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Roehampton, Dept Life Sci, Holybourne Ave, London SW15 4JD, EnglandUniv Glasgow, Inst Biodivers Anim Hlth & Comparat Med, Coll Med Vet & Life Sci, Graham Kerr Bldg, Glasgow G12 8QQ, Lanark, Scotland
Rezende, Enrico L.
Clark, Timothy D.
论文数: 0引用数: 0
h-index: 0
机构:
Australian Inst Marine Sci, PMB 3, Townsville, Qld 4810, Australia
Univ Tasmania & Commonwealth Sci, Hobart, Tas 7000, Australia
Ind Res Org Agr Flagship, Hobart, Tas 7000, AustraliaUniv Glasgow, Inst Biodivers Anim Hlth & Comparat Med, Coll Med Vet & Life Sci, Graham Kerr Bldg, Glasgow G12 8QQ, Lanark, Scotland
Clark, Timothy D.
Atkinson, David
论文数: 0引用数: 0
h-index: 0
机构:
Univ Liverpool, Inst Integrat Biol, Biosci Bldg, Liverpool L69 7ZB, Merseyside, EnglandUniv Glasgow, Inst Biodivers Anim Hlth & Comparat Med, Coll Med Vet & Life Sci, Graham Kerr Bldg, Glasgow G12 8QQ, Lanark, Scotland
Atkinson, David
Willener, Astrid S. T.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Roehampton, Dept Life Sci, Holybourne Ave, London SW15 4JD, EnglandUniv Glasgow, Inst Biodivers Anim Hlth & Comparat Med, Coll Med Vet & Life Sci, Graham Kerr Bldg, Glasgow G12 8QQ, Lanark, Scotland
Willener, Astrid S. T.
Halsey, Lewis G.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Roehampton, Dept Life Sci, Holybourne Ave, London SW15 4JD, EnglandUniv Glasgow, Inst Biodivers Anim Hlth & Comparat Med, Coll Med Vet & Life Sci, Graham Kerr Bldg, Glasgow G12 8QQ, Lanark, Scotland