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Fisheries Management and Ecology · 2026 · Vol. 33 · Issue 1 · Wiley
Angler demographics and motivations are an important consideration to successful fisheries management. We examined 29 years of angler license and activity records from the recreational Atlantic salmon fishery in Newfoundland and Labrador, Canada to: (1) provide a contemporary evaluation of angler demographic trends; (2) evaluate age and regional differences between anglers who prioritized retention versus catch‐and‐release; an...
Journal of Fish Biology · 2020 · Vol. 96 · Issue 3 · Wiley
Cryptic female choice is often mediated chemically in external fertilizers by ovarian fluid (OF), which can change sperm swimming performance and bias paternity under sperm competition. Assessing cryptic female choice is hindered by the necessity of using fresh gametes and the short time window available to obtain diverse samples from wild animals. Using split‐ejaculate experimental designs and samples from lake trout, brown t...
Journal of Fish Biology · 2019 · Vol. 95 · Issue 6 · Wiley
We evaluated whether morphological traits in capelin, Mallotus villosus , that appear to be sexually selected (pectoral fin, pelvic fin, anal fin, lateral ridge) were larger and more variable in males than females compared with naturally selected morphological traits (eyes, dorsal fin). Photographs were obtained of 136 capelin captured at two spawning sites and standardised measurements were taken of six morphological traits....