Family: |
Stomiidae (Barbeled dragonfishes), subfamily: Chauliodontinae |
Max. size: |
29.3 cm TL (male/unsexed); max.weight: 23.4 g; max. reported age: 8 years |
Environment: |
bathypelagic; marine; depth range 25 - 4390 m |
Distribution: |
Northwest Pacific: Navarin Canyon in the Bering Sea to Japan. Eastern Pacific: Gulf of Alaska to central Baja California (Ref. 35898) and the Gulf of California. |
Diagnosis: |
Dorsal spines (total): 0-0; Dorsal soft rays (total): 5-7; Anal spines: 0-0; Anal soft rays: 9-14; Vertebrae: 56-62. First dorsal fin ray much produced in a long filament terminating in a minute flap; adipose fin large, placed well back over posterior part of anal, higher posteriorly; pelvic fins long and narrow (Ref. 6885). No true gill rakers (Ref. 6885). Dark brown to black in color (Ref. 6885). Branchiostegal rays: 16-21 (Ref. 35898). |
Biology: |
Migrate upward at night (Ref. 28499). Feed on small planktonic crustaceans, arrow worms and fish (Ref. 28499). Has photophores on belly arranged in a row (Ref. 2850). Oviparous, with planktonic eggs and larvae (Ref. 35898). Also caught with bottom trawls. |
IUCN Red List Status: |
Least Concern (LC); Date assessed: 18 July 2019 Ref. (130435)
|
Threat to humans: |
harmless |
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