Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated; depth range 10 - 60 m (Ref. 57886), usually - m (Ref. ). Subtropical; 0°C -
Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri
Eastern Indian Ocean: Western Australia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 10.2 cm SL male/unsexed; (Ref. 57886); 11.8 cm SL (female)
Morphology | Morphometrics
soft rays: 66 - 73;
Vertebrae: 53 - 56. The species is characterized by having a very elongate body; vertebrae 16-17 + 36-40 = 53-56, dorsal fin rays 104-110, anal fin rays 66-73, D/A 41-43, V/A 19-20; scales present on body; no supraorbital pore behind eye; lower preopercular pores 3, non-tubular; posterior infraorbital pores 3; broad angle on ventral maxilla positioned behind rear of eye; exposed opercular
spine bent upwards; lower lip with skin folds; single pair of pseudoclaspers curved, hockey stick-like, thin; penis slightly shorter than pseudoclaspers, with hook at tip; otoliths pointed anteriorly and posteriorly, their predorsal and postdorsal angles are similar in expression, otolith length to height ratio 2.1-2.2, with sulcus narrow (Ref. 57886).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Møller, P.R. and W. Schwarzhans, 2006. Review of the Dinematichthyini (Teleostei, Bythitidae) of the Indo-west Pacific, Part II. Dermatopsis, Dermatopsoides and Dipulus with description of six new species. The Beagle 22:39-76. (Ref. 57886)
IUCN Red List Status (Ref. 124695)
Threat to humans
CountriesFAO areasEcosystemsOccurrencesIntroductionsStocksEcologyDietFood itemsFood consumptionRation
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 16.8 - 22.6, mean 18 °C (based on 44 cells).
Phylogenetic diversity index (Ref. 82805
= 0.6250 [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
): 3.4 ±0.5 se; based on size and trophs of closest relatives
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .