| Melanotaeniidae (Rainbowfishes, blue eyes) |
| 6.71 cm SL (male/unsexed) |
|
pelagic; freshwater; depth range 0 - 3 m |
| Asia: Indonesia. |
|
Dorsal spines (total): 4-6; Dorsal soft rays (total): 11-14; Anal spines: 1-1; Anal soft rays: 19-22. This rainbowfish is distinguished by the following set of characters: D IV to VI-I,11-14; A I,19-22; pectoral rays 13 or 14; lateral scales 31-33 (often 33); colour generally brownish on back (blue in life), pale tan or whitish below with blackish (bluish black in life) midlateral stripe from upper edge of preopercle to caudal-fin base, covering about one and a half scale rows for most of its
length and more strongly contrasted in males (Ref. 74958). |
| Inhabits narrow (to about 15-20 m wide), clear rivers with gradual gradients flowing initially through second growth forest, but entering primary, nearly closed canopy forest after about 1 km upstream from the sea. Collected from deeper pools (to about 2-3 m) over limestone cobble/-gravel bottoms with slow to moderate flow rates; temperature of 25.5° and pH 8.7 (Ref. 74958). |
|
Vulnerable (VU); Date assessed: 03 December 2019 (D2) Ref. (130435)
|
| harmless |
|
Type locality, Wei Bin Stream, NE end of Pulau Batanta, Raja Ampat Islands, Papua Barat Province, NCIP 6330 (holotype of Melanotaenia synergos, 5.5 cm SL, male). Known to be endemic in Batanta (Ref. 74958). Also Ref. 103156. |
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