![Biology of lake sturgeon (Acipenser fulvescens) spawning below a dam on the Richelieu River, Quebec: behaviour, egg deposition, and endocrinology Biology of lake sturgeon (Acipenser fulvescens) spawning below a dam on the Richelieu River, Quebec: behaviour, egg deposition, and endocrinology](https://cdnsciencepub.com/cms/10.1139/cjz-2012-0298/asset/images/large/cjz-2012-0298f1.jpeg)
Biology of lake sturgeon (Acipenser fulvescens) spawning below a dam on the Richelieu River, Quebec: behaviour, egg deposition, and endocrinology
![Biology of lake sturgeon (Acipenser fulvescens) spawning below a dam on the Richelieu River, Quebec: behaviour, egg deposition, and endocrinology Biology of lake sturgeon (Acipenser fulvescens) spawning below a dam on the Richelieu River, Quebec: behaviour, egg deposition, and endocrinology](https://cdnsciencepub.com/cms/10.1139/cjz-2012-0298/asset/images/large/cjz-2012-0298f2.jpeg)
Biology of lake sturgeon (Acipenser fulvescens) spawning below a dam on the Richelieu River, Quebec: behaviour, egg deposition, and endocrinology
![The Canadian field-naturalist. 1998 Coffie: Status of the Chain Pickerel 135. Figure 3. Canadian distribution of the Chain Pickerel, Esox niger. americanus (Scott and Grossman 1973). On the other hand, Cuerrier The Canadian field-naturalist. 1998 Coffie: Status of the Chain Pickerel 135. Figure 3. Canadian distribution of the Chain Pickerel, Esox niger. americanus (Scott and Grossman 1973). On the other hand, Cuerrier](https://c8.alamy.com/comp/RG2XF8/the-canadian-field-naturalist-1998-coffie-status-of-the-chain-pickerel-135-figure-3-canadian-distribution-of-the-chain-pickerel-esox-niger-americanus-scott-and-grossman-1973-on-the-other-hand-cuerrier-et-al-1946-included-esox-niger-as-native-to-quebec-and-stated-that-it-was-common-in-the-eastern-townships-but-rare-in-the-st-lawrence-where-it-was-first-recorded-in-1941-cuerrier-et-al-1946-whereas-esox-americanus-venniculatus-was-first-found-in-the-province-in-1941-cuerrier-1945-cuerrier-et-al-1946-scott-and-crossman-1973-presumed-that-the-recent-appear-ance-of-the-RG2XF8.jpg)
The Canadian field-naturalist. 1998 Coffie: Status of the Chain Pickerel 135. Figure 3. Canadian distribution of the Chain Pickerel, Esox niger. americanus (Scott and Grossman 1973). On the other hand, Cuerrier
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