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Nansenia crassa  Lavenberg, 1965

Stout argentine
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Native range | All suitable habitat | Point map | Year 2100
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Nansenia crassa   AquaMaps   Data sources: GBIF OBIS
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Image of Nansenia crassa (Stout argentine)
Nansenia crassa
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drawing shows typical fish in this Family.

Classification / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Osmeriformes (Smelts) > Microstomatidae (Pencil smelts)

Environment / Climate / Range Ecology

Marine; benthopelagic; depth range 0 - 865 m (Ref. 5123).   Subtropical; 35°N - 7°S

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

Eastern Pacific: southern region of California Current south of 35°N.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 26.6 cm SL (female)

Short description Morphology | Morphometrics

Dorsal spines (total): 0; Dorsal soft rays (total): 9-10; Anal spines: 0; Anal soft rays: 8 - 9; Vertebrae: 43 - 46. Branchiostegal rays 4. Predorsal length greater than 49% SL. Caudal peduncle length greater than 13% SL; depth less than 8% SL in specimens more than 3 cm (Ref. 5123).

Biology     Glossary (e.g. epibenthic)

Adults are found in continental slope regions. Oviparous, with planktonic eggs and larvae (Ref. 35612). Larvae and juveniles pelagic in the upper 200-m layer and more broadly distributed than adults (Ref. 5123).

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

Oviparous (Ref. 35612).

Main reference Upload your references | References | Coordinator | Collaborators

Moser, H.G. and J.L. Butler, 1996. Microstomatidae: argentines and pencilfishes. p. 208-215. In H.G. Moser (ed.) The early stages of fishes in the California Current Region. California Cooperative Oceanic Fisheries Investigations (CalCOFI) Atlas No. 33. 1505 p. (Ref. 35612)

IUCN Red List Status (Ref. 115185)

CITES (Ref. 115941)

Not Evaluated

Threat to humans

  Harmless




Human uses

FAO(Publication : search) | FisheriesWiki | Sea Around Us

More information

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FAO areas
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Common names
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Internet sources

BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes (gen., sp.) | DiscoverLife | ECOTOX | Faunafri | Fishes of Iran | Fishtrace | GenBank(genome, nucleotide) | GloBI | GOBASE | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Scirus | SeaLifeBase | Tree of Life | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoobank | Zoological Record

Estimates of some properties based on models

Preferred temperature (Ref. 115969): 7.8 - 14.8, mean 11.4 (based on 35 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm Total Length, based on all LWR estimates for this body shape (Ref. 93245).
Trophic Level (Ref. 69278):  3.4   ±0.4 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278):  .
Vulnerability (Ref. 59153):  Low vulnerability (22 of 100) .