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Nannobrachium isaacsi (Wisner, 1974)
Life   Vertebrata   Fish   Myctophidae   Nannobrachium


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Common name (e.g. trout)

Genus + Species (e.g. Gadus morhua)

Nannobrachium isaacsi (Wisner , 1974)

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Native range | All suitable habitat | Point map | Year 2100
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Nannobrachium isaacsi   AquaMaps   Data sources: GBIF OBIS
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Classification / Names Common names | Synonyms | Catalog of Fishes ( gen. , sp. ) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Myctophiformes (Lanternfishes) > Myctophidae (Lanternfishes) > Lampanyctinae
Etymology: Nannobrachium: Latin, nannus = small + Latin, brachium = the upper arm from the shoulder to the elbow; 1731 (Ref. 45335 ) .

Environment: milieu / climate zone / depth range / distribution range Ecology

Marine; pelagic-oceanic; oceanodromous (Ref. 51243 ); depth range 0 - 2300 m (Ref. 26282 ), usually 40 - 750 m (Ref. 4479 ).   Subtropical

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Eastern Central Atlantic: found only in the Mauritanian Upwelling Region (20°N-5°N), mainly east of 30°W, and in the Guinean Province south to about 16°S in the Angola Current, but to about 3°S in the region of 20°W. Specimens reported from the western tropical Atlantic off eastern Brazil are regarded as waifs.

Length at first maturity / Size / Weight / Age

Maturity: L m   ? , range 11 - ? cm
Max length : 13.3 cm SL male/unsexed; (Ref. 4479 )

Short description Morphology | Morphometrics

Dorsal spines (total): 0; Dorsal soft rays (total): 14-16; Anal spines : 0; Anal soft rays : 17 - 20; Vertebrae : 35 - 36. 13-14 AO photophores; 9-10 tooth patches on the lower limb of the second gill arch; 34-36 lateral line organs (Ref. 36121 ).

Biology     Glossary (e.g. epibenthic)

High-oceanic, mesopelagic species. Found at 550-750 m during the day, at 40-325 m during the night, while maximum abundance is at 100m (Ref. 4479 ).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator : Paxton, John | Collaborators

Zahuranec, B.J. , 2000. Zoogeography and systematics of the lanternfishes of the genus Nannobrachium (Myctophidae: Lampanictini). Smithson. Contrib. Zool., 607:1-69. (Ref. 36121 )

IUCN Red List Status (Ref. 120744 )

  Least Concern (LC)  ; Date assessed: 11 July 2012

CITES (Ref. 115941 )

Not Evaluated

CMS (Ref. 116361 )

Updated: 2019-12-12 18:29:30 gmt
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