Plotosus canius  Hamilton, 1822

Gray eel-catfish
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Plotosus canius   AquaMaps   Data sources: GBIF OBIS

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

Actinopterygii (ray-finned fishes) > Siluriformes (Catfish) > Plotosidae (Eeltail catfishes)
Etymology: Plotosus: Greek, plotos = swimming (Ref. 45335).   More on author: Hamilton.

Environment / Climate / Range Ecology

Marine; freshwater; brackish; demersal; amphidromous (Ref. 51243).   Tropical

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 150 cm TL male/unsexed; (Ref. 3478); common length : 80.0 cm TL male/unsexed; (Ref. 3478)

Short description Morphology | Morphometrics

A plain dusky-brown species with a black dorsal fin tip. Shows banded pattern at night. Distinguished from adult Plotosus lineatus by its long barbels on the nostrils that can reach pass the eyes.

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

Indo-West Pacific: west and south coasts of India and off Sri Lanka eastward along the coasts of Bangladesh and Myanmar, through the Indo-Australian Archipelago and the Philippines as far as Papua New Guinea.

Biology     Glossary (e.g. epibenthic)

Adults found mostly in estuaries and lagoons, and sometimes up rivers in nearly fresh waters. They occur in the lower parts of rivers in freshwater or brackish water and in coastal seas (Ref. 12693, 48635). Juveniles may occur in dense aggregations (Ref. 9801). Feed on crustaceans, mollusks and fishes. Marketed mostly fresh. Spines associated with anterior fins have potent venom.

Main reference Upload your references | References | Coordinator | Collaborators

Gomon, J.R., 1984. Plotosidae. In W. Fischer and G. Bianchi (eds.) FAO species identification sheets for fishery purposes. Western Indian Ocean fishing area 51. Vol. 3. (Ref. 3478)

IUCN Red List Status (Ref. 90363)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Venomous (Ref. 9801)




Human uses

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

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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 | PubMed | Scirus | SeaLifeBase | Tree of Life | uBio | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoobank | Zoological Record

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5020   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00447 (0.00177 - 0.01127), b=3.08 (2.86 - 3.30), based on LWR estimates for this Subfamily-body shape (Ref. 93245).
Trophic Level (Ref. 69278):  3.9   ±0.61 se; Based on food items.
Resilience (Ref. 69278):  .
Vulnerability (Ref. 59153):  Very high vulnerability (76 of 100) .
Price category (Ref. 80766):   Low.