Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; reef-associated. Temperate
Southwest Pacific: eastern Australia. Record from Japan (Machida, 1992) is erroneous (Ref. 34024).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 5.0 cm SL male/unsexed; (Ref. 76869); 5.3 cm SL (female)
Dorsal soft rays (total): 93 - 104; Anal soft rays: 64 - 76; Vertebrae: 45 - 47. This species possess the following set of characters: anterior nostril low on snout; copulatory organ of male with a simple and small flap-like pair of (outer) pseudoclaspers; small, size < 5.5 cm SL, short predorsal length 26.5-30.7 % SL; 13-14 precaudal vertebrae, 45-47 total vertebrae; D 93-104, A 64-76, branchiostegal rays 6-7, V in D 2.4-2.6; scale patch only on cheek, scaleless operculum; presence of upper preopercular pore; joined opening for the first and second lower preopercular pore; otolith elongate, its length to height 2.3-2.4, its sulcus with nearly straight dorsal and convex ventral rim, short with otolith length to sulcus length 2.0, colliculi is fused; maxilla expanded posteroventrally; short anterior anal fin pterygiophore (Ref. 76869).
Common species found on shallow reefs (Ref. 34024). Benthic species which occurs in inshore waters (Ref. 75154).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Schwarzhans, W. and P.R. Møller, 2007. Review of the Dinematichthyini (Teleostei: Bythitidae) of the Indo-west Pacific. Part III. Beaglichthys, Brosmolus, Monothrix and eight new genera with description of 20 new species. The Beagle, Records of the Museums and Art Galleries of the Northern Territory 23:29-110. (Ref. 76869)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
Tools
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 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
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).