Occur among corals, rocks, and rubble of shallow waters (Ref. 1602, 58302). Benthic (Ref. 58302). Oviparous (Ref. 205). Eggs are demersal and adhesive (Ref. 205).

Indo-Pacific: Nicobar Islands to Samoa; north to Mariana Is; south to New Caledonia; Palau and eastern Caroline Islands The subspecies Omobranchus rotundiceps rotundiceps (Macleay 1881) occurs in Australia.

Dorsal spines (total): 11 - 13; Dorsal soft rays (total): 18 - 21; Analspines: 2; Analsoft rays: 20 - 23

Maximum size: 56 mm SL

5.6 cm SL (male/unsexed; (Ref. 7050))

Depth range based on 25 specimens in 1 taxon.
Water temperature and chemistry ranges based on 19 samples.

Environmental ranges
  Depth range (m): 0.2 - 7.625
  Temperature range (°C): 26.890 - 29.325
  Nitrate (umol/L): 0.068 - 1.204
  Salinity (PPS): 33.821 - 35.310
  Oxygen (ml/l): 4.450 - 4.709
  Phosphate (umol/l): 0.085 - 0.351
  Silicate (umol/l): 1.162 - 2.016

Graphical representation

Depth range (m): 0.2 - 7.625

Temperature range (°C): 26.890 - 29.325

Nitrate (umol/L): 0.068 - 1.204

Salinity (PPS): 33.821 - 35.310

Oxygen (ml/l): 4.450 - 4.709

Phosphate (umol/l): 0.085 - 0.351

Silicate (umol/l): 1.162 - 2.016
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.

reef-associated; brackish; marine

Occurs among corals, rocks, and rubble of shallow waters (Ref. 1602).

Oviparous, distinct pairing (Ref. 205).

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 0
Species: 1
Species With Barcodes: 1

Not Evaluated