Nocomis biguttatus (Kirtland 1840)

Caudal fin red (young) to yellow (adults); other fins yellow to orange; large male with bright red spot behind eye, female with brassy spot ); dark olive to brown above; iridescent green on yellow-brown side; white to light yellow below; dusky iridescent yellow stripe along back; yellow streak above dusky stripe along side and around snout; black caudal spot (all darkest on young); rounded snout; 38-45 scales on lateral line; usually 16-17 scales around caudal peduncle; pharyngeal teeth 1,4-4,1. Breeding male is pink below with pin-orange fins and has many large tubercles on top of head (Ref. 86798).

Inhabits rocky pools and runs of creeks and small to medium rivers.

Inhabits rocky pools and runs of creeks and small to medium rivers (Ref. 86798).