| Family: |
Oxudercidae (Mudskippers), subfamily: Periophthalminae |
| Max. size: |
22 cm TL (male/unsexed); max.weight: 30.2 g; max.weight: 31.5 g |
| Environment: |
demersal; freshwater; brackish; marine, amphidromous |
| Distribution: |
Indo-West Pacific: India to New Guinea and north to China (Ref. 12693). Also recorded from Sulaibikhat Bay, Persian Gulf (Ref. 80050). |
| Diagnosis: |
Distinguished by the following characteristics: total elements in D2 24-26 (mean = 24.5);
caudal fin length 17.9-23.3% SL; head length 25.0-30.4% SL; length of D2 base 40.2-46.4% SL; first D2 element usually unsegmented and unbranched; longitudinal scale count 61-79; predorsal scales 25-35; lower jaw teeth notched (Ref. 5218). |
| Biology: |
Inhabits brackish water of estuaries and freshwater tidal zone. Occurs in burrows and is often found on mudflats in extremely shallow water where it browses on algae (Ref. 12693). Feeds on algae and harpacticoids (Ref. 92840). An intertidal and amphibious air-breather that actively shuttles back and forth between rock pools and air (Ref. 31184). Occasionally seen in markets (Ref. 12693). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 02 November 2020 Ref. (130435)
|
| Threat to humans: |
harmless |
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