Freshwater

Freshwater fish spend part or all of their lives in fresh water, such as rivers and lakes, with a salinity of less than 1.05%.

Showing 1–3 of 3

Noturus phaeus

Brown madtom has a dull coloration. The upper part of the body has a chocolate brown …

Noturus funebris

The madtom is recognized by its unique fleshy fin. In non-madtom catfish, the fat fin protrudes …

Ptychocheilus oregonensis

The mouth of the northern squawfish is terminal and large, extending backward beyond the anterior margin …