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Carapus acus (Brünnich, 1768)

Pearl fish
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Carapus acus   AquaMaps   Data sources: GBIF OBIS
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Image of Carapus acus (Pearl fish)
Carapus acus
Picture by Wirtz, P.

Classificação / Names Nomes comuns | Sinônimos | Catalog of Fishes(Gênero, Espécies) | ITIS | CoL | WoRMS | Cloffa

> Ophidiiformes (Cusk eels) > Carapidae (Pearlfishes) > Carapinae

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

marinhas demersal; não migratória; intervalo de profundidade 1 - 150 m (Ref. 34024). Subtropical; 42°N - 15°S

Distribuição Países | Áreas da FAO | Ecossistemas | Ocorrências | Point map | Introduções | Faunafri

Eastern Atlantic: including the Mediterranean. Probably south to Ascension Island.

Tamanho / Peso / Idade

Maturity: Lm ?  range ? - ? cm
Max length : 20.8 cm TL macho/indeterminado; (Ref. 6347)

Descrição suscinta Chaves de identificação | Morfologia | Morfometria

Raios dorsais (total) : 37 - 39. Eel-like, moderate to shallow body depth; cardiform teeth present but restricted to upper jaw symphysis; swim bladder constricted forming two chambers; lacking enlarged dentary or premaxillary fangs, dentary diastema, pelvic fins and swim bladder rockerbone (Ref. 34024). Possesses a free, movable maxilla (Ref. 6347).

Biologia     Glossário (p.ex. epibenthic)

Common species (Ref. 34024). Adults typically live as commensals in the gut of shallow-water holothurians, Holothuria tubulosa and Stichopus regalis (although some deep-water records exist, see Ref. 6347). Prejuveniles (tenuis larvae) probably inhabit the same host species while the vexillifer and egg-rafts are planktonic. The fish may partly protrude or entirely leave its host at night to feed on small fish and benthic invertebrates. Reproduction noted in July-September. (Ref. 4741).

Ciclo de vida ou comportamento de acasalamento Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas

It is not yet established whether spawning is seasonal or sporadic in carapids. Eggs elliptical and planktonic (Ref. 6355).

Referência principal Upload your references | Referências | Coordenador | Colaboradores

Nielsen, J.G., D.M. Cohen, D.F. Markle and C.R. Robins, 1999. Ophidiiform fishes of the world (Order Ophidiiformes). An annotated and illustrated catalogue of pearlfishes, cusk-eels, brotulas and other ophidiiform fishes known to date. FAO Fish. Synop. 125(18):178p. Rome: FAO. (Ref. 34024)

Status na Lista Vermelha da UICN (Ref. 130435: Version 2024-1)

  Segura ou pouco preocupante (LC) ; Date assessed: 08 July 2014

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Ameaça para os humanos

  Harmless





Uso pelos humanos

Pescarias: sem interesse
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Fontes da internet

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Checar Observador de Peixes (FishWatcher) | CISTI | Catalog of Fishes: Gênero, Espécies | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: genoma, nucleotídeo | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Bases de dados nacionais | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Árvore da vida | Wikipedia: Ir para, procura | World Records Freshwater Fishing | Registro zoológico

Estimates based on models

Preferred temperature (Ref. 123201): 14.8 - 27.6, mean 19.4 °C (based on 324 cells).
Índice de diversidade filogenética (Ref. 82804):  PD50 = 0.5312   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00102 (0.00046 - 0.00225), b=3.06 (2.88 - 3.24), in cm total length, based on all LWR estimates for this body shape (Ref. 93245).
Nível Trófico (Ref. 69278):  4.0   ±0.63 se; based on food items.
Fishing Vulnerability (Ref. 59153):  Low vulnerability (11 of 100).
Nutrients (Ref. 124155):  Calcium = 67 [15, 198] mg/100g; Iron = 1.05 [0.40, 4.30] mg/100g; Protein = 17.3 [14.9, 19.7] %; Omega3 = 0.31 [0.13, 0.70] g/100g; Selenium = 21.2 [4.7, 60.6] μg/100g; VitaminA = 16.9 [5.6, 51.0] μg/100g; Zinc = 0.785 [0.404, 1.528] mg/100g (wet weight);