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U.S. Fish and Wildlife Service completes 2025 stocking of more than 15,000 rainbow trout in Fort McCoy’s waterways

Just in time once again for the 2025 fishing season, the U.S. Fish and Wildlife Service’s (USFWS) Genoa National Fish Hatchery of Genoa, Wis., stocked more than 15,000 rainbow trout in several ...
BBC

Ghost catfish: See-through fish uses muscles to turn rainbow-coloured

Scientists have uncovered the mystery behind how a see-through fish is able to turn rainbow-coloured! The ghost catfish - also known as the glass catfish - is nearly completely translucent, however ...