Actinopterygii (ray-finned fishes) >
Anguilliformes (Eels and morays) >
Congridae (Conger and garden eels) > Heterocongrinae
Etymology: Gorgasia: From Greek mithology, Gorgas, -ados = the Gorgone´s head (Ref. 45335); galzini: Named for René Galzin.. More on author: Randall.
Environment / Climate / Range
Ecology
Marine; demersal; non-migratory; depth range 35 - 53 m (Ref. 33408). Tropical
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 37 - ? cm
Max length : 53.0 cm TL male/unsexed; (Ref. 33408); common length : 33.0 cm TL male/unsexed; (Ref. 33408)
Short description
Morphology | Morphometrics
Dorsal
spines
(total): 0;
Vertebrae: 178 - 188. Slender species with 38-44 preanal pores, dorsal fin origin over middle of pectoral fin, and body color of minute, closely packed, dark spots that are more prominent above lateral line, widely spaced dark spots along edge of dorsal fin, white postorbital patches, a silver iris prominently edged with black, and dark peritoneal pigment ventrally on abdomen.
Pacific Ocean: Guam and Australia to the Society Islands (French Polynesia).
In dense colonies of about 6 individuals per square meter. Feeds on zooplankton (Ref. 33408). Diet mainly composed of calanoid copepods, gelatinous plankton, invertebrate pelagic eggs, siphonophores, decapod larvae, fish eggs, particles of organic matter and larvaceans. (Ref. 33447).
Castle, P.H.J. and J.E. Randall, 1999. Revision of Indo-Pacific garden eels (Congridae: Heterocongrinae), with descriptions of five new species. Indo-Pac. Fish. (30):52 p.
IUCN Red List Status (Ref. 90363)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
More information
Age/SizeGrowthLength-weightLength-lengthLength-frequenciesMorphometricsMorphologyLarvaeLarval dynamicsRecruitmentAbundance
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Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00072 (-0.17530 - 0.17673), b=3.16 (3.06 - 3.26), based on LWR estimates for this family-BS (Ref.
93245).
Trophic Level (Ref.
69278): 3.3 ±0.3 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 (37 of 100) .
Price category (Ref.
80766):
.