Optivus agrammus Gomon, 2004

Description


Dorsal spines (total): 3; Dorsal soft rays (total): 10 - 11; Anal spines: 3; Anal soft rays: 9 - 10; Vertebrae: 26. This species is distinguished by the following characters: 20-24 (modally 22) gill rakers; gently curved lateral profile of nape and dorsal surface of head, nearly horizontal in front of dorsal-fin origin, almost straight between eyes; broadly rounded tip of snout; 2.7-2.9 times in SL, depth of head at vertical through upper end of gill opening; snout length is 1.5-2.6 times in eye diameter; the inner row of teeth on premaxilla is noticeably longer than others; relatively short and deep caudal peduncle, depth 0. 9-1.2 in length; dorsal and anal fins are relatively low, third segmented dorsal-fin ray 3.8-4.6 times in SL, first anal-fin ray 5.6-8.2 times in SL; body color greenish brown on back, silvery below; fins almost uniformly pink, though slightly dusky tips to caudal-fin lobes lasting in recently preserved large specimens (Ref. 76814).

Common Names


No common names available.

Taxonomic Hierarchy


Kingdom: Animalia

Phylum: Chordata

Class: Teleostei

Order: Trachichthyiformes

Family: Trachichthyidae

Genus: Optivus

Species: Optivus agrammus Gomon, 2004

Climate Zone


  • Temperate
  • Location


    Biology


    Life cycle and mating behavior

    Habitat


    associated