Researchers have documented the northernmost record of the highly invasive silver-cheeked toadfish, Lagocephalus sceleratus, ...

Here, we review intraspecific variation in hypoxia tolerance in fish on various scales: geographic variation among populations; variation among genetic strains; variation due to laboratory acclimation ...

Comparing the flagship sonar products of just a generation ago to today’s best fish finders is like placing a Model T side-by-side with a modern sports car. The basic concept is the same, but the user ...