Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Actinopteri (ray-finned fishes) > Anguilliformes
(Eels and morays) > Colocongridae
Etymology: Coloconger: Greek, kolos = short, truncated + Latin conger = conger (Ref. 45335); maculatus: Named for the distinct black blotch on posterior portion of tail..
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range ? - 300 m (Ref. 124775). Subtropical
Northwest Pacific: Taiwan.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Morphology | Morphometrics
soft rays: 122;
Vertebrae: 145. This species is distinguished from its congeners by the following characters: rear portion of tail with a large black blotch and a white posterior end; head small, HL 15.7% TL; ST 4, middle two in pair; SO 7, two pores over posterior nostril; IO 12 or 14; POM 14; D 226; A 122; PAV 77 and TV 145; rictus through a vertical of posterior margin of the pupil; snout shorter than eye diameter; PO-DO 69.4% pectoral-fin length. Colouration: body brownish-gray dorsally, light gray ventrally; dorsal fin dark gray (Ref. 124775).
Only specimen caught by hook and line at around 300 m (Ref. 124775).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Ho, H.-C., C.-N. Tang and T.-W. Chu, 2021. Colonger maculatus sp. nov., a species of short tail eel from eastern Taiwan (Anguilliformes: Colocongridae). Zootaxa 5016(2):271-282. (Ref. 124775)
IUCN Red List Status (Ref. 125652)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this BS (Ref. 93245
Trophic level (Ref. 69278
): 3.8 ±0.6 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153
): Moderate vulnerability (43 of 100) .
Climate Vulnerability (Ref. 125649
): (0 of 100) .