Gaidropsarus biscayensis  (Collett, 1890)

Mediterranean bigeye rockling
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Gaidropsarus biscayensis   AquaMaps   Data sources: GBIF OBIS
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Image of Gaidropsarus biscayensis (Mediterranean bigeye rockling)
Gaidropsarus biscayensis
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Classification / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Gadiformes (Cods) > Lotidae (Hakes and burbots)
Etymology: Gaidropsarus: Greek, ga, ge = the earth + Greek, ydro = water + Greek psaros = speckled, starling (Ref. 45335).

Environment / Climate / Range Ecology

Marine; benthopelagic; non-migratory; depth range 80 - 600 m.   Temperate; 48°N - 30°N, 18°W - 30°E

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 40.0 cm TL male/unsexed; (Ref. 1371); common length : 12.0 cm TL male/unsexed; (Ref. 1371)

Short description Morphology | Morphometrics

Dorsal spines (total): 0; Anal spines: 0. First dorsal spine followed by a few small fleshy filaments. Two fang-like teeth at the symphysis of the upper jaw.

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

Eastern Central Atlantic: western Mediterranean and northern part of central Mediterranean. Also from Spain and Portugal to Morocco and Madeira.

Biology     Glossary (e.g. epibenthic)

Found in offshore waters on mud, shell and coral bottoms. Feed on crustaceans. Spawning occurs in February. Occasionally sold in markets.

Main reference Upload your references | References | Coordinator | Collaborators

Svetovidov, A.N., 1986. Review of the three-bearded rocklings of the genus Gaidropsaurus Rafinesque, 1810 (Gadidae) with description of a new species. J. Ichthyol. 26(1)114-135.

IUCN Red List Status (Ref. 90363)

  Not Evaluated 

Threat to humans

  Harmless




Human uses

Fisheries: minor commercial
FAO(Publication : search) | FisheriesWiki | Sea Around Us

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Summary page | Point data | Common names | Photos

Internet sources

BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes (gen., sp.) | DiscoverLife | Faunafri | Fishtrace | GenBank(genome, nucleotide) | GOBASE | Google Books | Google Scholar | Google | IGFA World Record | iSpecies | National databases | PubMed | Scirus | SeaLifeBase | Tree of Life | uBio | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoological Record

Estimates of some properties based on empirical models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5001   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00378 (-0.16471 - 0.17227), b=3.10 (3.00 - 3.19), based on LWR estimates for this family-BS (Ref. 93245).
Trophic Level (Ref. 69278):  3.6   ±0.5 se; Based on diet studies.
Resilience (Ref. 69278):  Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153):  Moderate vulnerability (36 of 100) .
Price category (Ref. 80766):   Medium.