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Dysomma polycatodon  Karrer, 1983

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

Actinopterygii (ray-finned fishes) > Anguilliformes (Eels and morays) > Synaphobranchidae (Cutthroat eels) > Ilyophinae
Etymology: Dysomma: Greek, dys, dyo = two + Greek, omma = eye.

Environment / Climate / Range Ecology

Marine; demersal; depth range 100 - 175 m (Ref. 58018).   Tropical

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

Indo-Pacific.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 60.0 cm TL male/unsexed; (Ref. 106136)

Short description Morphology | Morphometrics

Vertebrae: 128 - 133. This species is distinguished by the following characters: with pectoral fin; dorsal-fin origin anterior to level of pectoral fin base, predorsal length 10.0-12.9% TL; anus anterior, just below pectoral fin, preanal length 15.5-18.2% TL; very short trunk, its length 2.4-3.9% TL; intermaxillary teeth 2; compound teeth on vomer 3; upper jaw with 3 or 4 rows small sharp teeth; lower jaw with a single row of 2 large anterior teeth followed by 22-31 small sharp teeth; head pores: IO 4, SO 3, M 6, POP 0 (1 with 1), AD 1 (1with 0); lateral-line pores: predorsal 3-5, prepectoral 5-7, preanal 8-11, and total 65-78, the last at about anterior two-thirds of total length; MVF 8-13-130, total vertebrae 128-133 (1 with 120); colour of body light grayish to brown dorsally, paler ventrally; posterior half of anal-fin base deep brown, and dorsal and anal fins with white margins (Ref. 106136).

Biology     Glossary (e.g. epibenthic)

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

Main reference Upload your references | References | Coordinator | Collaborators

Smith, D.G., 1997. Synaphobranchidae. Cutthroat eels. p. 1658-1661. In K.E. Carpenter and V.H. Niem (eds.) FAO species identification guide for fishery purposes. The living marine resources of the WCP. Vol. 3. Batoid fishes, chimaeras and bony fishes part 1 (Elopidae to Linophrynidae). FAO, Rome. (Ref. 39639)

IUCN Red List Status (Ref. 115185)

CITES (Ref. 115941)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless




Human uses

FAO(Publication : search) | FisheriesWiki |

More information

Countries
FAO areas
Ecosystems
Occurrences
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Stocks
Ecology
Diet
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Common names
Synonyms
Metabolism
Predators
Ecotoxicology
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development
Age/Size
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Length-weight
Length-length
Length-frequencies
Morphometrics
Morphology
Larvae
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Ciguatera
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Internet sources

Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes (gen., sp.) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(genome, nucleotide) | GloBI | GOBASE | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | National databases | 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

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5001   [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).
Trophic Level (Ref. 69278):  3.8   ±0.5 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278):  .
Vulnerability (Ref. 59153):  Low to moderate vulnerability (28 of 100) .