Periophthalmodon septemradiatus (Hamilton, 1822)
photo by Polgar, G.

Family:  Oxudercidae (Mudskippers), subfamily: Periophthalminae
Max. size:  10 cm SL (male/unsexed)
Environment:  demersal; freshwater; brackish, amphidromous
Distribution:  Asia: India, Myanmar, Thailand, Sarawak, Indonesia.
Diagnosis:  Distinguished by the following characteristics: Pectoral fin rays 12-15; spinous dorsal fin IV -XV; length of D 1 base 3.2-17.9% SL; pelvic fins lack frenum and separate to fin bases; isthmus completely scaled; snout lacking scales; dorsal fins contiguous in adult males (Ref. 5218).
Biology:  Inhabits rivers and estuaries (Ref. 4833). Amphibious air-breather (Ref. 31184).
IUCN Red List Status: Least Concern (LC); Date assessed: 28 December 2018 Ref. (130435)
Threat to humans:  harmless


Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.