Rexea bengalensis

Bengal escolar
Characteristic features:

Body brownish with silver sheen; fin membrane hyaline; black blotch on anterior of first dorsal fin, rest of fin black edged; caudal-fin tips greyish.


Up to 25 cm TL.


Indo-West Pacific in deep, tropical waters.


Benthopelagic from 140 to 820 m depth.

Similar species:

Rexea prometheoides
Royal escolar

Rexea prometheoides

Rexea prometheoides differs in having a patch of scales on posterior body encompassing lower lateral line (vs. completely scaleless); a maximum size of 40 cm SL (vs. 20 cm SL); pelvic fin spines short in specimens <20 cm SL, absent in specimens >20 cm SL (vs. very short in specimens >~10 cm SL); base of first dorsal fin 2.2 to 2.6 times longer than base of second dorsal fin, including finlets (vs. 2.7 to 3.4 times longer) and lateral line bifurcating below 4th to 5th first dorsal-fin spines (vs. below 5th to 6th spine).

Nealotus tripes
Black snake mackerel

Nealotus tripes

Nealotus tripes differs in having a single lateral line (vs. double).

Promethichthys prometheus
Singleline Gemfish

Promethichthys prometheus

Promethichthys prometheus differs in having a single lateral line (vs. double).

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