Found in coastal streams and lakes as well as in brackish water. Observed in large schools, following the tide and venturing some distance into brackish water . Spawns over gravel and cobble .
Dorsal soft rays (total): 9 - 12. Distinguished from all other species of Catostomus by having the following combination of characters: 65-80 scales on lateral line; 9-12 dorsal fin with rays; 14-38 infraorbital pores; gill 24-31 gill rakers in specimens >20 cm SL; gill rakers with spines in clusters; caudal peduncle depth 6.4-9.3% SL; lateral fields of scales with either no radii or extensions of anterior radii; and foramen for the ninth cranial nerve between the exoccipital and prootic .: elongated.
Behavioural data for Tyee sucker is currently being reviewed.
Diet information for Tyee sucker is currently being compiled.
Reproduction data for Tyee sucker is currently being compiled.
Freshwater; brackish; benthopelagic. Temperate North America: coastal streams and lakes from the Siuslaw River south to the Sixes rivers in Oregon, USA.
No observations yet - be the first to log one!
View all observations for Tyee sucker ↗Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.
Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.