Carapus dubius, Pacific pearlfish

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Carapus dubius (Putnam, 1874)

Pacific pearlfish
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Carapus dubius   AquaMaps   Data sources: GBIF OBIS
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Classification / Names Nombres comunes | Sinónimos | Catalog of Fishes(Género, Especie) | ITIS | CoL | WoRMS | Cloffa

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

Environment: milieu / climate zone / rango de profundidad / distribution range Ecología

marino demersal; rango de profundidad 2 - 79 m (Ref. 58302). Tropical; 32°N - 1°N, 27°E - 77°W

Distribución Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Mapa de puntos | Introducciones | Faunafri

Eastern Pacific: Hawaii (Ref. 6347) and from Baja California, Mexico to Colombia. Record from the Antilles by Ref. 26340 is not supported by Ref. 34024.

Tamaño / Peso / Age

Madurez: Lm ?  range ? - ? cm
Max length : 15.0 cm TL macho / no sexado; (Ref. 11482); common length : 12.0 cm TL macho / no sexado; (Ref. 55763)

Short description Claves de identificación | Morfología | Morfometría

Espinas dorsales (total) : 0; Radios blandos dorsales (total) : 142 - 148; Espinas anales: 0; Radios blandos anales: 153 - 160; Vértebra: 113 - 118. Eel-like, moderate to shallow body depth; maxilla free and movable; cardiform teeth present; branchiostegal membranes partly or completely united; swim bladder with thin terminal membrane or bulb; lacking enlarged dentary or premaxillary fangs, dentary diastema, pelvic fins, and swim bladder rocker bone (Ref. 34024). 19-20 precaudal vertebrae (Ref. 38407). Branchiostegal rays: 6-7 (Ref. 36487).
Body shape (shape guide): eel-like; Cross section: oval.

Biología     Glosario (por ej. epibenthic)

Uncommon species (Ref. 34024). Benthic (Ref. 58302). Adults inhabit the body cavity of pearl shells (Pinctada), pen shells (Pinna), and cockles (Laevicardium). Oviparous, with pelagic vexillifer stage larva, and benthic tenuis stage larva (Ref. 36487). Also found in following shells in the Gulf of California: Megapitaria squalida, M. aurantiaca, Laevicardium elatum and Spondylus princeps (Ref. 38407).

Life cycle and mating behavior Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva

Oviparous, with pelagic vexillifer stage larva, and benthic tenuis stage larva (Ref. 36487).

Main reference Upload your references | Referencias | Coordinador | 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)

IUCN Red List Status (Ref. 130435: Version 2025-1)

  Data deficient (DD) ; Date assessed: 23 May 2007

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

Pesquerías: sin interés
FAO - Publication: search | FishSource |

Más información

Ecología Trófica
Food items (preys)
Composición de la dieta
consumo de alimento
Food rations
Despredadores
Ecología
Ecología
Home ranges
Population dynamics
Coeficiente del crecimiento para
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Reclutamiento
Abundancia
Life cycle
Reproducción
Madurez
Maturity/Gills rel.
Fecundidad
Puesta
Spawning aggregations
Huevos
Egg development
Larva
Dinámica larvaria
Distribución
Países
Áreas FAO
Ecosistemas
Ocurrencias, apariciones
Introducciones
BRUVS - Videos
Anatomy
Superficie branquial
Brain
Otolith
Physiology
Body composition
Nutrients
Consumo del oxígeno
Tipo de natación
Velocidad de natación
Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)
Genética
Genome
Genética
Heterozygosity
heritabilidad
Human related
Aquaculture systems
Perfiles de acuicultura
Razas
Ciguatera cases
Stamps, coins, misc.
Outreach
Colaboradores
Referencias
Referencias

Herramientas

Special reports

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Fuentes de Internet

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: Género, Especie | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Árbol de la vida | Wikipedia: Go, búsqueda | Expediente Zoológico

Estimates based on models

Preferred temperature (Referencia 123201): 19.7 - 28.9, mean 26 °C (based on 72 cells).
Phylogenetic diversity index (Referencia 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).
Nivel trófico (Referencia 69278):  3.5   ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100). 🛈