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Western Pacific: Ryukyu and Ogasawara Islands to Rotuma, south to Rowley Shoals in the eastern Indian Ocean and the Great Barrier Reef. Recently recorded from Tonga (Ref.
53797
).
Size / Weight / Age
Maturity: L
m
 
?
  range ? - ? cm
Max length : 3.5 cm SL male/unsexed; (Ref.
48637
)
Dorsal
spines
(total): 7;
Dorsal
soft rays
(total): 9-10;
Anal
spines
: 1;
Anal
soft rays
: 8 - 9. Has same general appearance as
T. caesiura
and
T. naudei
. Characterized by having greyish matrix with dense orange spotting on head and body; presence of faint spotting on fins; elongate second dorsal spine; fifth pelvic ray branched, 60-70% length of fourth ray; longitudinal scale series 26-27; predorsal scales absent; cheek and opercle without scales; depth of body 4.0-4.4 in SL (Ref.
90102
).
Inhabits clear coastal reefs, near sponges (Ref.
48637
). Usually hovers upside-down in small caves in coral reefs. Forms small loose groups (Ref.
90102
).
Life cycle and mating behavior
Maturity
|
Reproduction
|
Spawning
|
Eggs
|
Fecundity
|
Larvae
Benthic spawner. Also considered a bi-directional sex changer (Ref.
32022
,
103751
).
Preferred temperature (Ref.
123201
): 26.5 - 29, mean 28 °C (based on 294 cells).
Phylogenetic diversity index (Ref.
82804
): PD
50
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00477 - 0.02194), b=3.02 (2.84 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245
).
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).
Nutrients (Ref.
124155
): Calcium = 264 [125, 651] mg/100g; Iron = 1.29 [0.62, 2.52] mg/100g; Protein = 18.2 [16.2, 19.9] %; Omega3 = 0.173 [0.069, 0.376] g/100g; Selenium = 25.6 [10.8, 57.8] μg/100g; VitaminA = 143 [37, 527] μg/100g; Zinc = 3.18 [1.94, 4.93] mg/100g (wet weight);
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mrius-barile
- 20 July 2016
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