Margined Madtom

Fish > Catfishes

The Margined Madtom (Noturus insignis) is a secretive, miniature freshwater catfish native to the clear, rocky streams of the eastern United States. Instantly recognized by the striking, narrow jet-black border framing its dorsal and tail fins, this nocturnal...

Fantail Darter

Fish > Perches & Darters

The Fantail Darter (Etheostoma flabellare) is a tough, fascinating benthic fish native to the clean, rocky mountain creeks and gravel riffles of eastern North America. Unlike many brightly colored darters, it relies on sophisticated cryptic camouflage to blend into...

Northern Hog Sucker

Fish > Suckerfishes & Loaches

The Northern Hog Sucker (Hypentelium nigricans) is a distinctive, bottom-dwelling freshwater fish native to clean, rocky streams across eastern North America. Instantly recognizable by its heavy, squared-off head, wide-set bulging eyes, and bold dark saddle markings,...

Manila Clam

Invertebrates > Mollusks

The Manila Clam (Venerupis philippinarum), also known as the Japanese Littleneck Clam or Asari, is an economically vital edible bivalve mollusk native to the coastal waters of East Asia. Accompanying oyster shipments in the early 20th century, it successfully...

Common Dragonet

Fish > Bony Fishes

The Common Dragonet (Callionymus lyra) is a remarkable, bottom-dwelling marine teleost renowned for displaying one of the most extreme cases of sexual dimorphism and vibrant nuptial coloration among North Atlantic fishes. Inhabiting sandy and gravelly continental...