Family: |
Apteronotidae (Ghost knifefishes), subfamily: Apteronotinae |
Max. size: |
22 cm TL (male/unsexed) |
Environment: |
benthopelagic; freshwater |
Distribution: |
South America: Orinoco River basin. |
Diagnosis: |
This species is distinguished from its congeners by the following: sub-terminal mouth (vs. terminal or superior in all other species except S. sima); small interorbital distance, 17-21% HL (vs. 19-25% HL in S. sima; shared with calhamazon, patriciae); long tail with caudal peduncle length more than head length (vs. 23-93% HL in all other species) (Ref. 126780). |
Biology: |
Found in deep river channels and most commonly collected in the Amacuro estuary and Llanos floodplains (Ref. 126780). |
IUCN Red List Status: |
Least Concern (LC); Date assessed: 05 October 2020 Ref. (130435)
|
Threat to humans: |
harmless |
Country info: |
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