The Bluehead sucker (Catostomus discobolus) is a freshwater fish of the family Catostomidae that grows up to 41 cm.
Description
The bluehead sucker is a sucker (Catostomidae) from clear, flowing rivers of western North America, including the Colorado drainage. The species grows to about 41 cm and has an elongate, dark body; breeding males develop a bluish-coloured head. The inferior, fleshy sucking mouth has a horny edge with which it scrapes algae and growth from stones. As a bottom-oriented grazer it eats aufwuchs, algae and detritus. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Bluehead sucker?
The Bluehead sucker has an elongate, eel-like body and is mainly brown.
Where does the Bluehead sucker live?
The Bluehead sucker lives in fresh water and is mostly found around sand or mud bottom.
How big does the Bluehead sucker get?
The Bluehead sucker grows to a maximum of about 41 cm.
Is the Bluehead sucker dangerous to humans?
No, the Bluehead sucker is harmless to humans.
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Catostomus
More from the family Catostomidae
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