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Indo-West Pacific: eastern edge of the Indian Ocean and Western Australia to New Guinea, New Britain, Solomon Islands, Marianas and Caroline Islands, Indonesia, Philippines, Taiwan and Ryukyu Islands. Also known from Vanuatu and New Caledonia; Palau and Yap in Micronesia (Ref.
1602
); Samoa (Ref.
4537
).
Size / Weight / Age
Maturity: L
m
 
?
  range ? - ? cm
Max length : 8.5 cm TL male/unsexed; (Ref.
48636
)
Adults are found amongst rubble and coral of clear sheltered lagoons and subtidal reef flats (Ref.
9710
,
48636
). They occur in groups of a male and several females or juveniles (Ref.
1602
). Feed on algae, pelagic tunicates and copepods. Oviparous, distinct pairing during breeding (Ref.
205
). Eggs are demersal and adhere to the substrate (Ref.
205
). Males guard and aerate the eggs (Ref.
205
). Diurnal species (Ref.
113699
).
Life cycle and mating behavior
Maturity
|
Reproduction
|
Spawning
|
Eggs
|
Fecundity
|
Larvae
Oviparous, distinct pairing during breeding (Ref.
205
). Eggs are demersal and adhere to the substrate (Ref.
205
). Males guard and aerate the eggs (Ref.
205
).
Preferred temperature (Ref.
123201
): 25.9 - 29.3, mean 28.6 °C (based on 2106 cells).
Phylogenetic diversity index (Ref.
82804
): PD
50
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01479 (0.00642 - 0.03409), b=3.00 (2.80 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245
).
Trophic level (Ref.
69278
): 2.5 ±0.1 se; based on diet studies.
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 = 151 [83, 261] mg/100g; Iron = 0.929 [0.564, 1.489] mg/100g; Protein = 18.6 [17.5, 19.6] %; Omega3 = 0.136 [0.082, 0.224] g/100g; Selenium = 18.7 [10.6, 34.7] μg/100g; VitaminA = 135 [43, 423] μg/100g; Zinc = 2.45 [1.67, 3.44] mg/100g (wet weight);
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Laguna, Philippines
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