Teleostei (teleosts) >
Eupercaria/misc (Various families in series Eupercaria) >
Labridae (Wrasses)
Etymology: Paracheilinus: Greek, para = the side of + Greek, chaite = hair + Greek, odous = teeth (Ref. 45335).
More on authors: Randall & Harmelin-Vivien.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; reef-associated; depth range ? - 42 m (Ref. 26282), usually 10 - 30 m (Ref. 27115). Tropical; 23°C - 27°C (Ref. 27115)
Western Indian Ocean: known from three specimens from off Madagascar (Ref. 2152). Reported from the Comoro Islands (Ref. 41634).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 5.6 cm SL male/unsexed; (Ref. 4517)
Short description
Identification keys | Morphology | Morphometrics
Caudal fin slightly emarginate in juveniles to extremely lunate with filamentous lobes in adult males; six longitudinal dark brown lines on body (purple in life), only the sixth extending beyond the anterior half of body (it extends faintly to caudal peduncle).
Found in the outer reef slope of barrier reefs.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Oviparous, distinct pairing during breeding (Ref. 205).
Randall, J.E. and M.L. Harmelin-Vivien, 1977. A review of the labrid fishes of the genus Paracheilinus with descriptions of two new species from the western Indian Ocean. Bull. Mus. Natl. Hist. Nat. (Paris), sér. 3, (436):329-342. (Ref. 2152)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Fisheries: commercial; aquarium: commercial
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00470 - 0.02030), b=3.07 (2.90 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).