| Family: |
Eleotridae (Bully sleepers) |
| Max. size: |
11.5 cm SL (male/unsexed) |
| Environment: |
demersal; freshwater; brackish, amphidromous |
| Distribution: |
Africa: a Lower Guinea endemic, found on Bioko (=Fernando Poo) and Annobon (=Pagalu) islands of Equatorial Guinea, and Sao Tome and Principe islands (Ref. 81660). |
| Diagnosis: |
Dorsal spines (total): 7; Dorsal soft rays (total): 8; Anal spines: 1; Anal soft rays: 8. Diagnosis: conspicuous discrete dark spot present on upper pectoral fin base (if specimen is very dark spot may not be highly contrasted but is still distinct; sensory papillae on upper rear field of opercle form a single arching row; 54-63 scales in longitudinal series, usually 56 or more (Ref. 81660).
Description: 39-55 predorsal scales (usually 39-47); posterior half of cheeks usually with small cycloid scales; opercle usually entirely scaled; 54-63 longitudinal scales (usually 56-60); 16-22 (usually more than 18) transverse scale rows (Ref. 81660).
Coloration: distinct spot on upper pectoral fin base; spotting on flanks irregular, less uniform and with larger spots than in E. daganensis; dorsum may be dark with 4-5 saddle-like bands, not extending below mid-line; some individuals with a spot on lower pectoral fin base; 1st dorsal fin with two dark horizontal bands separated by translucent band; 2nd dorsal fin with 4-5 longitudinal rows of spots; anal fin with rows of spots; some specimens dark with dusky pectoral and pelvic fins, median fins with banded pattern; caudal fin dusky with indistinct vertical bands of spots; abdomen generally tan (Ref. 81660). |
| Biology: |
|
| IUCN Red List Status: |
Data deficient (DD); Date assessed: 16 February 2009 Ref. (130435)
|
| Threat to humans: |
harmless |
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