Limited impact of big fish mothers for population replenishment

Research output: Research - peer-reviewJournal article – Annual report year: 2019

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Limited impact of big fish mothers for population replenishment. / Andersen, Ken Haste; Jacobsen, Nis Sand; van Denderen, P. Daniël.

In: Canadian Journal of Fisheries and Aquatic Sciences, Vol. 76, No. 3, 2019, p. 347-349.

Research output: Research - peer-reviewJournal article – Annual report year: 2019

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@article{fd7a60f0b15e4d1d93b5964799aaa6da,
title = "Limited impact of big fish mothers for population replenishment",
abstract = "A recent meta-analysis by Barneche et al. (Science 360(6389): 642) show that fish reproductive output scales hypergeometrically with female weight. This result challenges the common assumption that reproductive output is proportional to weight. The implication made is that current theory and practice severely underestimates the importance of larger females for population replenishment. Their example for cod shows that current practice makes an error of 149{\%}. By properly accounting for fish demography we show that the error is maximally on the order of 10{\%}, and in most other fish stocks likely much less.",
author = "Andersen, {Ken Haste} and Jacobsen, {Nis Sand} and {van Denderen}, {P. Dani{\"e}l}",
year = "2019",
doi = "10.1139/cjfas-2018-0354",
language = "English",
volume = "76",
pages = "347--349",
journal = "Canadian Journal of Fisheries and Aquatic Sciences",
issn = "0706-652X",
publisher = "N R C Research Press",
number = "3",

}

RIS

TY - JOUR

T1 - Limited impact of big fish mothers for population replenishment

AU - Andersen,Ken Haste

AU - Jacobsen,Nis Sand

AU - van Denderen,P. Daniël

PY - 2019

Y1 - 2019

N2 - A recent meta-analysis by Barneche et al. (Science 360(6389): 642) show that fish reproductive output scales hypergeometrically with female weight. This result challenges the common assumption that reproductive output is proportional to weight. The implication made is that current theory and practice severely underestimates the importance of larger females for population replenishment. Their example for cod shows that current practice makes an error of 149%. By properly accounting for fish demography we show that the error is maximally on the order of 10%, and in most other fish stocks likely much less.

AB - A recent meta-analysis by Barneche et al. (Science 360(6389): 642) show that fish reproductive output scales hypergeometrically with female weight. This result challenges the common assumption that reproductive output is proportional to weight. The implication made is that current theory and practice severely underestimates the importance of larger females for population replenishment. Their example for cod shows that current practice makes an error of 149%. By properly accounting for fish demography we show that the error is maximally on the order of 10%, and in most other fish stocks likely much less.

U2 - 10.1139/cjfas-2018-0354

DO - 10.1139/cjfas-2018-0354

M3 - Journal article

VL - 76

SP - 347

EP - 349

JO - Canadian Journal of Fisheries and Aquatic Sciences

T2 - Canadian Journal of Fisheries and Aquatic Sciences

JF - Canadian Journal of Fisheries and Aquatic Sciences

SN - 0706-652X

IS - 3

ER -