Salvelinus anaktuvukensis Morrow, 1973
Angayukaksurak char

Family:  Salmonidae (Salmonids), subfamily: Salmoninae
Max. size:  30 cm TL (male/unsexed); max. reported age: 9 years
Environment:  benthopelagic; freshwater
Distribution:  North America: restricted to streams on crest of Brooks Range in Alaska from Romanzoff Mountains west to Howard Pass.
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 14-17; Anal spines: 0-0; Anal soft rays: 13-15; Vertebrae: 65-69. Lateral line straight (Ref. 27547). Pelvic fins with small axillary process; caudal slightly indented (Ref. 27547). Deep velvet black on back and sides, paler below; small bright red spots on back and sides, spots smallest and most numerous on back; largest spots smaller than pupil of eye; some or all spots may be surrounded by a blue to pale halo; leading edges of dorsal, anal and pelvic fins cream to yellow; all rayed fins dark, without spots or marks; adipose fin paler than rayed fins, with a dark posterior margin (Ref. 27547).
Biology:  Found only in small headwater streams (Ref. 27547). In the winter, it congregates in flowing streams (Ref. 27547). Reported to spawn in the spring (Ref. 27547).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.