Fish enthusiasts Katrina Liebich and Guy Eroh journey across America on a quest to live with, live from, discover and enjoy ALL THE FISH: big and small, common and rare, beautiful and downright strange. Guests from all walks of life help dig into the latest science and bring their perspectives about fishing and how fish are woven into the fabric of communities and cultures. Listeners walk away from each episode with practical information about how to connect with and conserve our amazing, finned friends.
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Sep 28, 2026 · 43:26
Meet the Kala, also known as the Bluespine Unicornfish! From the horn on its head to its blue spines and tail tassels, this leathery-skinned fish is a wonder to behold and a…
Sep 21, 2026 · 34:59
Get to know the Peppered Shiner: a beautiful little endemic fish that holds a special seat in the waters of Arkansas and Oklahoma, particularly in Arkansas' Saline River where it…
Sep 14, 2026 · 35:22
Get to know the humble and overlooked little Bay Anchovy: one of the most abundant and ecologically vital fish in most mid-Atlantic estuaries. This fish is on the menu for…
Sep 7, 2026 · 40:54
Get to know the Golden Mahseer, a large freshwater fish native to fast-flowing rivers in the Himalayan region that feels the watershed-wide impacts of events like the recent…
Aug 31, 2026 · 31:51
Get to know the biggest member of the genus Moxostoma: the Greater Redhorse! This impressive native sucker species is accessible, fun to catch, and not intimidating to handle. We…
Aug 24, 2026 · 39:39
Get to know an extremely tough desert fish found only in one lake in southeastern Oregon. You'll learn about its amazing ability to withstand both hot temperatures and high…
Aug 17, 2026 · 40:36
Get to know the reef donkey! This big, powerful fish will "slap you around a bit and give you some fish rash." Katrina and Guy are joined by guests Mischa Schutz and Creed…
Aug 10, 2026 · 37:42
Get to know the goatfishes and their special place in Hawaiian culture. From keiki fishing for ʻōama with cane poles to the deeper meaning behind the endemic kūmū, we explore the…
Aug 3, 2026 · 38:01
Meet one of the few fish that's managed to cross America's Continental Divide: the Yellowstone Cutthroat Trout! On this episode we explore the variation in ecology and morphology…
Jul 27, 2026 · 39:48
We want you to imagine a souped up tilapia the size of a tire, hanging by a buoy. Head to Mississippi to fall in love with the Atlantic Tripletail, a fish of many names ("sleepy…
Jul 20, 2026 · 35:15
Meet Washington State's only freshwater endemic fish: the Olympic Mudminnow! Despite being found nowhere else in the world, many questions about this quintessential Washingtonian…
Jul 13, 2026 · 31:39
How well do you REALLY know one of the most popular fish the USA? What's the science behind its neon blue stripe? Where does it come from? What conditions does it prefer? Katrina…
Jul 6, 2026 · 43:04
Meet the Butterfly Kingfish AKA Butterfly Mackerel: the hottest fish you've never heard of! This not-well-studied fish is the sole species in the monotypic genus Gasterochisma ,…
Jun 29, 2026 · 37:18
Get to know the Redbreast Sunfish and catch up on some fan mail, where Katrina and Guy read listener's fish requests and feedback! Learn how to tell this fish apart from other…
Jun 23, 2026 · 43:46
Get to know the minnow that "has the most normal looking head of any minnow" - the Weed Shiner! There's a lot of mystery surrounding this overlooked native fish, which, in…
Jun 15, 2026 · 35:47
Get to know the Gizzard Shad, a native fish that eats mud, feeds sportfish, and has something in common with birds! On this episode we delve into the ecology of this fish…
Jun 8, 2026 · 34:45
Get to know the only surviving member of genus Empetrichthys, the desert-dwelling Pahrump Poolfish! This Nevada native is not nearly as well-known as its neighbor, the Devils…
Jun 1, 2026 · 37:26
Get to know the habits of the Blacktip Shark and why they aggregate so close to shore. Just in time for summer, Katrina and Guy visit with shark expert Stephen Kajiura from…
May 25, 2026 · 35:04
The scene is set: two neighbors with very different ways of living. One is large, long-lived, free-to-roam, blimp-like. The other: small, shorter-lived, confined, butter-like.…
May 18, 2026 · 42:52
Get to know the Gilt Darter complex! Katrina and Guy are joined by two guests from Yale University's Department of Ecology and Evolutionary Biology: Tom Near and Julia Wood. They…
May 6, 2026 · 42:00
This week we're heading to New England to get to know its very large, blobby, thick-tailed electric ray that's super cool but not well-understood. In this episode, we get a peek…
May 4, 2026 · 43:18
Prized for their blue spot and legendary as bait for big snook and other sportfish, the frowny-faced Fat Sleeper is valued wherever it is: judging you from your aquarium,…
Apr 27, 2026 · 38:54
In waters that are "just right" across America, you can find colorful, unfamiliar fish living on the edge. Embark on a weird treasure hunt with Katrina, Guy, and guest Matt…
Apr 20, 2026 · 44:52
Get the latest scoop on Northern Pike in Southcentral Alaska with Alaska Department of Fish and Game guest Parker Bradley. While this fish is highly sought-after and valued for…
Apr 13, 2026 · 36:26
Get to know the Golden Redhorse! They fight hard, they're beautiful, and they're a great fish to introduce kids to fishing (soft mouth, no spines). During this episode you'll…
Apr 6, 2026 · 36:49
Get to know the Emerald Bowfin, one of two native species of bowfin found in North America! Always hungry and angry, this gamest of fish is a dedicated parent and will roll and…
Mar 30, 2026 · 37:07
Get to know the American Star Drum: an abundant, silvery little bulldog-faced fish that feeds everything from popular sportfish to beloved birds and dolphins! Katrina and Guy are…
Mar 23, 2026 · 40:30
Travel to North Carolina with Katrina, Guy, and guest Tyler Pait to get to know the beautiful Brook Trout of the Southern Appalachians! You'll learn about the habits of these…
Mar 16, 2026 · 41:18
Head with us to the abyssal sea floor, a fascinating and important place with rolling hills, rock outcrops, and amazing creatures drifting by and sticking out of deep, fine mud.…
Mar 9, 2026 · 40:21
Head to Birmingham, Alabama with us to get to know this fish and several other endangered urban darters. We explore the city and the well-known spring oases the Watercress Darter…
Mar 2, 2026 · 34:59
Get to know a beautiful and rare native species found in pockets of tea-like blackwater habitats along the East Coast. Katrina and Guy are joined by three guests from the…
Feb 23, 2026 · 42:22
Get to know the Pumpkinseed, "perfect in all its parts, looking like a brilliant coin, fresh from the mint." Learn what makes this fish tick, where to find it, how to catch it…
Feb 16, 2026 · 41:17
In contrast to the clinical, objective science of descriptive taxonomy, naming a fish is the one time scientists can be creative, personal, poetic, whimsical, and even…
Feb 9, 2026 · 50:00
What looks like a rock, vocalizes using its own bizarre internal instrument, and vibrates like a cell phone when picked up? Get to know the Rockhead Poacher: a fish that's…
Feb 2, 2026 · 30:28
Get to know the Saugeye! You'll get extensive tips how to angle for this fish, how it tastes, and what goes into producing this hybrid for fun fishing opportunities in Virginia.…
Jan 26, 2026 · 39:37
Get to know a notoriously difficult-to-detect Noturus species: the Piebald Madtom! Matt Wagner, a biologist from our Mississippi Ecological Services Field Office, takes us into…
Jan 19, 2026 · 36:55
Tune in this week as Katrina and Guy head to Alaska's Kuskokwim River! U.S. Fish and Wildlife Service guests Frank Harris and Aaron Moses describe this fish, its importance to…
Jan 12, 2026 · 26:14
Get to know the Trout-Perch, an understudied yet important forage fish that makes its living across a large swath of North America! Katrina and Guy are joined by guests Ray…
Jan 5, 2026 · 50:40
Co-hosts Katrina and Guy reflect on the past five seasons and take a sneak peek into season 6. Learn which 25 American fish top their lists and their shortlist of Mount…
Sep 29, 2025 · 34:54
Get to know 'o'opu nākea, 'o'opu 'alamo'o, ‘o’opu nopili, ‘o’opu naniha, and ‘o’opu ‘akupa! From scaling waterfalls to farming algae, Hawaii’s native ‘o’opu gobies embody a mauka…
Sep 22, 2025 · 26:22
Get to know the invasive Round Goby! You'll learn about the history of this fish in the Great Lakes, their impacts, and how to tell them apart from native fishes like Mottled…
Sep 15, 2025 · 38:48
Per listener request, get to know the fish so nice they named it twice! In this episode you'll learn about their fascinating coloration and behavior, fishing and underwater…
Sep 8, 2025 · 37:41
Meet a rockstar of a fish who develops a big pink head adorned with tubercles during the spawning season. Not only that, it moves thousands of rocks into spawning mounds that…
Sep 1, 2025 · 42:08
Meet the official state fish of Texas and the gem of central Texas: the Guadalupe Bass! Native only to the clear, groundwater-influenced streams of the Texas Hill Country, this…
Aug 27, 2025 · 38:50
Get to know a fan favorite! Katrina and Guy visit with guests Bo Baxter and Derek Wheaton from Conservation Fisheries to understand the habits and history of this tiny cog and…
Aug 18, 2025 · 33:08
Get to know the lunkers of the lake that also need free-flowing rivers...Lake Sturgeon! This episode takes Katrina and Guy to Michigan where they talk with guest Ed Baker from…
Aug 11, 2025 · 35:05
Head to Alaska and get to know the big, beautiful rainbow trout of the Kenai River! You'll learn tips about when and how to float and fish the river, the habits of rainbow trout…
Aug 5, 2025 · 42:32
Get to know and explore the state of Utah by discovering its amazing cutthroat trout diversity! We are joined by two guests with the Utah Department of Natural Resources: Mike…
Jul 29, 2025 · 35:31
Get to know the history behind the Sport Fish Restoration Act as we kick off a month celebrating its role (and yours) in fisheries conservation and access. Our guests are Mark…
Jul 21, 2025 · 37:55
Get to know the Yelloweye Rockfish and (bonus!) spot shrimp! This episode explores the close relationship between these two species in Prince William Sound, Alaska. You'll gain…
Jul 14, 2025 · 46:22
Katrina and Guy do a deep dive into lifelist fishing including how to start from scratch, lessons learned, tips for parents who want to set their kids up for lifelisting success,…
Jul 7, 2025 · 40:54
Get to know the Laurel Dace, a Tennessee native named for the mountain laurel that covers the streams where it lives. You'll love this handsome fish with the gold, yellow, black…
Jun 30, 2025 · 36:02
Get to know the beautiful Shorthead Redhorse: a far-ranging, classically shiny fish that's very accessible, tasty, and fun to catch! All while it continues to provide ecosystem…
Jun 24, 2025 · 33:52
We've got a fascinating story for you about the discovery of nonnative Weather Loaches in Georgia! You'll want to get to know these butt-breathing, temperature tolerant fishes…
Jun 16, 2025 · 35:40
Get to know the Rainbow Darter! Whether you're microfishing, snorkeling, or combining the two, this is a great first fish to start your lifelist...and life list fishing is a…
Jun 10, 2025 · 33:09
Meet a really neat member of North America's native sunfish family: the Flier! You can find this fantastic aquaria fish and worthy ultralight target sipping midges and chasing…
Jun 2, 2025 · 31:21
Get to know the Spotfin Chub! This beautiful, sometimes shimmery blue fish is endemic/unique to the Tennessee River basin in the Southeast United States and the only species in…
May 26, 2025 · 39:35
Get to know the Blue Catfish! From their habits in big rivers like the Missouri and Mississippi to fishing opportunities in small reservoirs, we have two great guests to help dig…
May 19, 2025 · 33:28
Take a trip to the middle Rio Grande: a sandy river that, in its heyday, was "a mile wide and an inch deep" and chock full of millions of minnows. Our guests are U.S. Fish and…
May 12, 2025 · 41:30
Get to know the peacock basses! By the end of this episode you'll be familiar with the different species, their savage feeding habits and habitat preferences, and how to put that…
May 5, 2025 · 33:25
Come to the southern Sierra Nevada mountains with Katrina and Guy to learn about the fish that some consider the most beautiful of all trouts : the California Golden Trout. You…
Apr 28, 2025 · 32:55
We've got two fish, four guests, and one closed basin for you this week! Get to know a couple of New Mexico's special fishes and the place they call home. Our guests are Jill…
Apr 21, 2025 · 34:12
It may not be the "most" chub, but this unique native fish has a lot to offer! Kaitlyn Purington and Chance Broderius from the Utah Department of Natural Resources Division of…
Apr 14, 2025 · 45:34
Granddaddy Opossum Pipefish rolls in wearing burnt sienna and looking like a wet stick. Time to go explore Florida and get to know this remarkable native fish! Fish Biologist…
Apr 7, 2025 · 44:20
Katrina and Guy dig into one of America's native catfish groups: the bullheads! Learn how to find and identify these fish, and get hyped to complete the bullhead slam for all…
Mar 31, 2025 · 40:25
What does it mean to be an "amphibious" fish? How many fish fall into this category? It might be more than you think! We've got guest Noah Bressman from Salisbury University's…
Mar 24, 2025 · 37:52
Get to know the shimmery sister species to the East Coast's American Shad. The beautiful, migratory Alabama Shad is native to the the Mississippi River basin, the Gulf, and other…
Mar 17, 2025 · 38:16
Get to know a valuable species in North America and the Great Lakes region. We dig into what it might look like to local economies to place value on 100% of the fish instead of…
Mar 3, 2025 · 40:33
Get to know Colorado's state fish and its roller coaster history. Once abundant in the South Platte drainage, it's now found in only a few high-elevation streams and lakes. Josh…
Feb 24, 2025 · 38:55
We've got two great guests with decades of combined knowledge who will help you get to know and appreciate these very large, migratory fish. Adam Kaeser is a fish biologist from…
Feb 17, 2025 · 40:26
Wildlife Inspector Daniel Sahakian joins us for a special episode focused on the international pleco trade as a follow-on to the armored suckermouth catfishes episode. This is…
Feb 10, 2025 · 39:27
This episode broadly introduces the family of South American armored suckermouth catfishes (Loricariidae) with a focus on genus Pterygoplichthys (AKA janitor fish/sailfin…
Feb 3, 2025 · 44:47
How well do you really know Smallmouth Bass? There's still a ton to learn, even about super popular fish! We dig into the fascinating diversity of Smallmouth Bass with guest…
Jan 27, 2025 · 31:23
The majestic mountain is found in beautiful places and will challenge your fishing skills (in a good way)! Some even have snoots like the Whoville residents in The Grinch Stole…
Jan 20, 2025 · 38:37
Get to know the warpaint shiner, a vibrant southeastern U.S. species with striking red and black markings. This trout-like minnow is found in cold, clear, fast-flowing streams…
Jan 13, 2025 · 31:53
Casper Cox, a freshwater snorkeling enthusiast from Tennessee, takes us below the surface and into the underwater world of the Tangerine Darter! The beauty of this fish and…
Jan 6, 2025 · 41:01
Katrina and Guy celebrate the start of season five by highlighting the journey so far through over 200 episodes. They reflect on what's been learned by digging into the rich…
Dec 30, 2024 · 41:59
Find out which fishes have made the cut for season 5! Katrina and Guy bring listeners behind the scenes for a peek into their annual fish draft.
Dec 23, 2024 · 39:06
This episode explores the ability of Pacific salmon to colonize Alaska rivers flowing north into the Arctic Ocean. Are they able to spawn successfully or are they just…
Dec 16, 2024 · 35:45
The cookiecutter shark has a very peculiar set of skills and is known for its distinctive feeding behavior. Despite leaving its mark on a wide variety of creatures (and even some…
Dec 9, 2024 · 29:37
Meet the Jack Dempsey, an American cichlid known for its beauty and aggressiveness. Your co-hosts Katrina and Guy have fun exploring the likeness between this fish and the 1920s…
Dec 2, 2024 · 34:36
We are joined by two (and a half) guests who really like Fantail Darters and have found a creative way to get people excited about overlooked nongame fish! Drew Holloway is a…
Nov 25, 2024 · 38:37
For our 200th episode, we chat with Gene Gilliland - lifelong bass enthusiast and conservation director of the Bass Angler Sportsman Society (BASS). Learn about Largemouth Bass…
Nov 18, 2024 · 36:15
Get to know the fish and places it calls home. We discuss fishing strategies, the importance of curiosity, and pathways into fishing and caring for native fishes. Our guest is…
Nov 11, 2024 · 37:44
Get to know Ohio's second smallest fish, the Tippecanoe Darter - a lover of marble-sized rocks and riffles. Guests Brian Zimmerman (a rare and endangered non-game fish biologist…
Nov 4, 2024 · 34:40
Get to know Hawaii's mullets through the eyes of University of Hawaii undergraduate students Andie Le Doux and Iokepa Frederick. We'll imagine the grand experience of the once…
Oct 28, 2024 · 27:53
The beauty of this fish matches its home: high-elevation streams in the White Mountains of Arizona. We discuss its conservation successes and the continued commitment moving…
Oct 14, 2024 · 33:05
This very cool fish uses its finger-like fins to locate prey on the seafloor and might bark at you if you catch it. It's also at the center of an amazing case study regarding a…
Oct 7, 2024 · 36:34
With a namesake that matches the vegetation found in marshes where it lives, this California native comes in three different forms and has a very impressive skill: females pack…
Sep 30, 2024 · 30:40
What good are they? "Well, what good are you?" goes the famous quote about this fish. Meet the Owens Pupfish: a small, blue, chubby, feisty, extreme, endangered fish that’s…
Sep 23, 2024 · 33:00
Meet a big, beautiful, predatory fish that floats like a butterfly and whacks prey with its wings: the California Butterfly Ray! Scientist and Elasmobranch expert Joe Bizzarro…
Sep 16, 2024 · 27:48
May we have your at-TENCH-ion please? Will the real Slime Shady please stand up? Folklore has it that Tench slime can cure any sick fish that rubs against it. Hence its other…
Sep 8, 2024 · 32:06
The American Eel: very demure, very mindful. So demure, in fact, that nobody has ever seen them spawn! These wonderfully mysterious fish start and end life in the Sargasso Sea…
Sep 2, 2024 · 33:20
Moooood: plodding, with deep thoughts. Meet the Cowcod. Special guest Milton Love shares how rockfish first captured his imagination as a kid and what he's learned about this…
Aug 26, 2024 · 38:48
Solomon David (the "Gar Guy") is back and this time Katrina and Guy are talking with him about gars in the genus Lepisosteus. By the end of this episode, we GAR-antee you'll be a…
Aug 19, 2024 · 36:49
Meet America's next top model...organism. Zebrafish (AKA Zebra Danios) are found all over the USA: in home aquariums, in medical facilities, and occasionally in the wild due to…
Aug 12, 2024 · 28:37
Refuge Information Technician Stanislaus Sheppard joins from Alaska to share his salmon fishing experiences from his fish camp on the Yukon River. Hear similar stories: Tribal…
Aug 5, 2024 · 42:58
Meet the spike-toothed salmon, a prehistoric Pacific salmon 8+ feet long. With similarities to modern-day sockeyes, this giant species in the genus Oncorhynchus used to spawn in…
Jul 29, 2024 · 39:32
Meet a "bendy" shark with beautiful features. Learn what it's like to photograph this striking and shy species, what it takes to catch/tag it for science, and what it needs to…
Jul 22, 2024 · 36:53
Get to know one of North America's big and awesome native suckers: the Smallmouth Buffalo! Follow along as we learn about population trends and demographics and also what it's…
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