Teleostei (teleosts) >
Acanthuriformes (Surgeonfishes) >
Siganidae (Rabbitfishes)
Etymology: Siganus: Latin, siganus = a fish, rabbit fish; by the similarity of the nose (Ref. 45335).
More on authors: Woodland & Randall.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; reef-associated; depth range 1 - 30 m (Ref. 9710). Tropical
Indian Ocean: Maldives and the Similan Islands.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 31.0 cm TL male/unsexed; (Ref. 9710)
Dorsal
spines
(total): 13;
Dorsal
soft rays
(total): 10;
Anal
spines: 7;
Anal
soft rays: 9;
Vertebrae: 1. Pale bluish dorsally, silvery white below; iris with a bluish cast. Preopercular angle 107°-110°; cheeks covered with overlapping scales; midline of thorax including pelvic ridges fully scaled. Rim of anterior nostril expanded posteriorly into a very short pointed peak. Spines stout, pungent and venomous.
Paired adults live around rocks and coral reefs and feed on sessile colonial tunicates, monaxonid sponges, and benthic algae. Solitary or in groups (Ref. 90102).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Woodland, D.J., 1990. Revision of the fish family Siganidae with descriptions of two new species and comments on distribution and biology. Indo-Pac. Fish. (19):136 p. (Ref. 1419)
IUCN Red List Status (Ref. 126983)
Threat to humans
Venomous
Human uses
More information
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
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Estimates based on models
Preferred temperature (Ref.
123201): 28.2 - 29.3, mean 28.7 °C (based on 528 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01445 (0.00650 - 0.03213), b=3.08 (2.90 - 3.26), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 2.7 ±0.00 se; based on food items.
Resilience (Ref.
120179): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (21 of 100).
Nutrients (Ref.
124155): Calcium = 38.6 [18.3, 88.8] mg/100g; Iron = 0.665 [0.323, 1.580] mg/100g; Protein = 18.8 [17.3, 20.3] %; Omega3 = 0.112 [0.059, 0.222] g/100g; Selenium = 21.2 [8.7, 53.1] μg/100g; VitaminA = 34.1 [9.5, 118.6] μg/100g; Zinc = 1.19 [0.47, 2.54] mg/100g (wet weight);