1a. Lateral line incomplete, pored scales usually less than 10; anal fin rays usually 8; breeding adults with blue nose and expanded dorsal fin; body elongate and narrow; lateral stripe narrow and with distinct oval caudal spot; caudal fin cream-white
bluenose shiner
Pteronotropis welaka

1b. Lateral line complete; anal fin rays usually 10 to 11; breeding males with olive or red nose and normal shaped dorsal fin; body deep and compressed; lateral stripe broad and caudal spot not oval; caudal fin red, orange, or red orange.

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