Classification / Names
Common names from other countries
Main reference
Size / Weight / Age
Max length : 8.3 cm SL male/unsexed; (Ref. 4479)
Length at first maturity
Lm ?, range 6 - ? cm
Environment
Marine; bathypelagic; oceanodromous (Ref. 51243); depth range 412 - 1537 m (Ref. 27311)
Climate / Range
Deep-water, preferred ?; 42°N - 52°S, 112°E - 117°W
Distribution
Circumglobal (Ref. 7300) in all tropical and subtropical waters (Ref. 47377). Eastern Atlantic: Morocco to South Africa (as expatriates in Agulhas water pockets). Western Atlantic: between about 42°N and 34°S. Indian Ocean: between 7°N and 24°S. Pacific Ocean: between 32°N and 31°S, but extends northward to 40°N in the Kuroshio Current. South China Sea (Ref.74511).
Countries | FAO areas | Ecosystems | Occurrences | Introductions
Short description
Dorsal
spines
(total): 0;
Dorsal
soft rays
(total): 12-14;
Anal
spines: 0;
Anal
soft rays: 18 - 21;
Vertebrae: 36 - 39. Branchiostegal rays: 9-10 (Ref. 31442). Anal organs 14; male supracaudal gland has 5-8, female infracaudal gland with 2-6 small, round to oblong spots, respectively; may be distinguished from all other Myctophum possessing cycloid scales by its angulate, non-serrate, posterodorsal margin of the operculum (Ref. 39633).
IUCN Red List Status (Ref. 115185)
Threat to humans
Harmless
Human uses
Tools
Special reports
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Internet sources
Estimates of some properties based on models
Phylogenetic diversity index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
Trophic Level
3.4 ±0.45 se; Based on food items.
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (K=0.42; tm=3)
Vulnerability
Low to moderate vulnerability (28 of 100)
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