Environment / Climate / Range
Marine; benthopelagic; depth range 0 - 20 m (Ref. 13227). Temperate
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 6.7 cm SL male/unsexed; (Ref. 13227); max. reported age: 3 years (Ref. 13227)
Southwest Pacific: throughout New Zealand. Records from Chatham Islands are unconfirmed (Ref. 9003).
Commonly found in intertidal rock pools, particularly those with adequate rocky or algal shelter. Feeds mainly on amphipods, isopods, and polychaetes.
Fricke, R., 1994. Tripterygiid fishes of Australia, New Zealand and the southwest Pacific Ocean (Teleostei). Theses Zool. 24:1-585.
IUCN Red List Status (Ref. 90363)
Threat to humans
Fisheries: of no interest
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00404 (-0.20372 - 0.21179), b=3.14 (3.02 - 3.25), based on LWR estimates for this family-BS (Ref. 93245
Trophic Level (Ref. 69278
): 3.2 ±0.45 se; Based on food items.
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (K=1.20; tmax=3).
Vulnerability (Ref. 59153
): Low vulnerability (11 of 100) .