Jigging for lake trout
Detailed Description
Biologists jig for lake trout (Salvelinus namaycush) on Nutuvukti Lake, Gates of the Arctic National Park and Preserve. Thick smoke from wildfires in the Kobuk River and Koyukuk River valleys settled over the lake for a week during field sampling in August.
Sources/Usage
Public Domain.
Courtesy of NPS, Public Domain.
Related
Tracing Mercury Through Lake Food Webs
Mercury concentrations in fish likely reflect different energy sources in lake food webs. Species, populations, or individuals may contain higher and variable concentrations of mercury, which may relate directly to prey mercury content, diets of fish, and fish foraging strategies.
Related
Tracing Mercury Through Lake Food Webs
Mercury concentrations in fish likely reflect different energy sources in lake food webs. Species, populations, or individuals may contain higher and variable concentrations of mercury, which may relate directly to prey mercury content, diets of fish, and fish foraging strategies.