Fish of the Week‪!‬ U.S. Fish and Wildlife Service

Get to know the largest freshwater scaled fish with a face that looks like a topographical map of Mars: the Arapaima. Wait, there's more: they excrete a milk-like substance from their head! An ichthyologist who works at the Field Museum in conservation science, Dr. Lesley de Souza, takes us to the Amazon and Essequibo basins in South America where she's learned from Indigenous communities while exploring the habits of this astronomical, air-breathing fish (known by some as "mother of all fish").

Get to know Puerto Rico’s migratory and waterfall-climbing Sicydium gobies! These amphidromous fishes are an essential part of Caribbean streams and artisanal fisheries. They also have a built-in suction cup! Guest Augustin Engman brings his perspectives about this special place and its native fishes.

From its vermiculated dorsum all the way to its vermillion ventrum, the Brook Trout is a most charming fish! Guests Emily Hill and Tom Hoffman are here to help us appreciate and conserve one of nature's most amazing piscine color palettes.

For one week and one week only Katrina and Guy discuss some of their recent best fishing adventures and what they learned. Come along as they continue their quest to get to know ALL THE FISH!

Like dinosaurs? Aerial acrobats? Sensitive barbeled snoots? Get to know the Atlantic Sturgeon with special guests Albert Spells and Steve Minkkinen. This humongous Endangered fish has an incredible story to tell.

If you're into an intimate, small stream "mini golf style fishing experience" with gothic vibes, you'll want to make time for the hogsuckers! The oxblood-colored lip liner and the sunlight glinting off their sparkly scales are unforgettable. Get to know the Northern, Alabama, and Roanoke species with native fish enthusiast Corey Geving.