Relationships between egg fatty acid and metal composition and maternal traits in walleye (Sander vitreus)

Wiegand M.D., Johnston T.A., Leggett W.C., Kollar S., Casselman J.M., Pyle G.G., Watchorn K.E., Ballevona A.J., Porteous L.R.

Date de parution: juillet 2008
Volume: 32
Number: 2 suppl.
Pagination: 223-224
Editeur: Société Française d'Ichtyologie
doi: https://doi.org/10.26028/cybium/2008-322SP-107
Résumé

Maternal size influenced egg fatty acid profiles in Lake Ontario walleye but not in those from Lake Winnipeg. Maternal somatic parameters had few predictive influences on egg metal concentrations and these were not consistent between the populations.

Mots-clés: Egg - Fatty acid - Metal - Walleye
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