Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Embiotocidae
Etymology: Ditrema: Greek, di = two + Greek, trema = hole (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal. Temperate
Northwest Pacific: Japan (Ref. 559) and South Korea (Ref. 77001).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 19.0 cm SL male/unsexed; (Ref. 559)
Morphology | Morphometrics
Adults inhabit shallow Zostera marina beds (Ref. 559, 43239). Viviparous, number of embryos about 30. Young born from April through July (Ref. 43239). Female carries the developing young (Ref. 205).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Viviparous, female carries the developing young (Ref. 205).
Nakabo, T., 2002. Fishes of Japan with pictorial keys to the species, English edition II. Tokai University Press, Japan, pp 867-1749. (Ref. 43239)
IUCN Red List Status (Ref. 120744)
CITES (Ref. 118484)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01148 (0.00373 - 0.03532), b=2.95 (2.70 - 3.20), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.4 ±0.43 se; Based on food items.
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate vulnerability (36 of 100) .