ANAL FIN:

Illustration

Summary: Anal fin base long; fin divided into 2 separate parts (appearing as separate fins), with about 21 and 17 rays respectively. First part with short base (less than one-half of preanal length), beginning below front of second part of dorsal fin. No spinous rays.
Literature: Jordan and Evermann 1898: Reference to family Gadidae: Page 2531 (text): "...no spines, the fin rays all articulated." "...anal fin long, single or divided..." References to genus Gadus: Page 2531 (key) - "Anal divided into 2 separate fins..." Page 2540) - "...anal fins 2..." References to Gadus macrocephalus: Page 2541 (text) - "A. 21 - 17." Eschmeyer and Herald 1983: Reference to family Gadidae: Page 97 (text) - "Our cods have ... 2 anal fins; some in other areas have ... 1 anal fin." Reference to Gadus macrocephalus: Page 97 (text) - 2 anal fins - 1st begins below front of 2nd dorsal fin." Plate 11 (caption) - "1st anal fin begins under second dorsal fin." Robins and Ray 1986: Reference to family Gadidae: Page 92 (text) : "No fin spines." Cohen et al. 1990: Reference to subfamily Gadinae: Page 3 (text) - "...characterized by having...two anal fins." References to genus Gadus: Page 20 (key) - "Anal fins 2." Page 21 (key) - "First anal fin base short, less than one-half of pre-anal length." Page 41 (text) - "...two anal fins ... separate from each other ... first anal fin base short, less than one-half of preanal distance..." Nelson 1994: Reference to order Gadiformes: Page 227 (text) - "...no true spines in the fins..." Reference to subfamily Gadinae: Page 237 (text) - "...two anal fins..."