Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Microdesmidae
(Wormfishes) > Microdesminae
Etymology: Gunnellichthys: From Gunnel, a small eel shaped marine fish of unknown origin, 1686 (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated; depth range 9 - 60 m (Ref. 27115), usually 10 - 60 m (Ref. 27115). Tropical; 22°C - 27°C (Ref. 27115)
Indo-Pacific: Seychelles and Mauritius to the Hawaiian and Society islands.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 12.0 cm SL male/unsexed; (Ref. 48637)
Found over sand and rubble slopes (Ref. 48637, 58302) or mud bottoms and take refuge in burrows (Ref. 2334). Benthopelagic (Ref. 58302). Solitary or paired. Feed primarily on benthic and pelagic crustaceans (Ref. 37816).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Randall, J.E., G.R. Allen and R.C. Steene, 1990. Fishes of the Great Barrier Reef and Coral Sea. University of Hawaii Press, Honolulu, Hawaii. 506 p. (Ref. 2334)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 118484)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 24.1 - 28.8, mean 27.2 °C (based on 540 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5078 [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
): 3.3 ±0.41 se; based on food items.
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .