Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Labridae
(Wrasses) > Xyrichtyinae
Etymology: Iniistius: Latin, in = in + Greek, istion = sail; naevus: Name from Latin 'naevus', meaning blemish or birthmark; referring to the main colour patter feature.
Environment / Climate / Range
Marine; reef-associated; depth range 10 - 25 m (Ref. 90102), usually 16 - 20 m (Ref. 90102). Tropical, preferred ?
Eastern Indian Ocean: Andaman Islands (South Sentinel Island).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 13.2 cm SL male/unsexed; (Ref. 90102)
Morphology | Morphometrics
Inhabits locality with extensive open sand with gradual sloping bottom at 10-25 m. Dives into sand to sleep safely at night or to hide when alarmed. Occurs in loose groups (Ref. 90102).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Distinct pairing during breeding (Ref. 205).
Allen, G.R. and M.V. Erdmann, 2012. Reef fishes of the East Indies. Perth, Australia: Universitiy of Hawai'i Press, Volumes I-III. Tropical Reef Research. (Ref. 90102)
IUCN Red List Status (Ref. 109396)
CITES (Ref. 94142)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00514 - 0.02450), b=3.04 (2.87 - 3.21), 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
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low to moderate vulnerability (27 of 100) .