Cascarudo
Callichthys callichthys
Cascarudo has an elongated, slightly flattened body covered with two rows of bony plates. It has …
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%.
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Callichthys callichthys
Cascarudo has an elongated, slightly flattened body covered with two rows of bony plates. It has …
Anguilla rostrata
The body is elongated and snake-like, with a pointed head and many teeth. It is covered …
Esox americanus vermiculatus, Esox americanus americanus
Thin and cylindrical, grass and redfin pickerel look very similar to chain pickerel, with the same …
Esox masquinongy
The muskellunge has an arrow-shaped body, long and smooth. The single dorsal fin with soft rays …
Esox masquinongy x Esox lucius
Tiger muskellunge was thought to be a separate species until scientists were able to cross northern …
Anguilla dieffenbachii
The New Zealand longfin eel possesses a long, slender body with a large mouth filled with …
Esox niger
With its long, slender body, chain pickerel resembles northern pike and muskellunge, especially when young. It …
Esox lucius
The northern pike has an elongated body and head. The snout is broad and flat, resembling …