Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Ophidiiformes
(Cusk eels) > Bythitidae
(Viviparous brotulas) > Bythitinae
Etymology: Ematops: Name from Greek 'ichthy-emata' = fish-scale and 'ops' = face, eye; referring to the unique partial covering of the eye by head scales, which is not known in any other living ophidiiform fish.. More on authors: Cohen & Wourms.
Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated; depth range 30 - 38 m (Ref. 34024). Tropical
Indo-Pacific Ocean: Philippines south to Indonesia including Papua New Guinea; Christmas Islands, Samoa and Vanuatu.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.2 cm SL male/unsexed; (Ref. 34024)
Rare species, found near reef-sand interface (Ref. 34024). A 3.8 cm SL female specimen found to be gravid (Ref. 34024). Cryptic and solitary (Ref 90102).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Schwarzhans, W. and J.G. Nielsen, 2011. Revision of the genus Microbrotula (Teleostei: Bythitidae), with description of two new species and a related new genus. The Beagle, Records of the Museums and Art Galleries of the Northern Territory 27:147-160. (Ref. 88975)
IUCN Red List Status (Ref. 120744)
CITES (Ref. 115941)
Threat to humans
Fisheries: of no interest
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 25.2 - 28.2, mean 27.6 (based on 16 cells).
Phylogenetic diversity index (Ref. 82805
= 1.0000 [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 body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.2 ±0.5 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): Low, minimum population doubling time 4.5 - 14 years (Assuming Fec < 100).
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .