Blackfin eel goby (Taenioides nigrimarginatus)

General data
- Main name: Blackfin eel goby
- Habitat: Freshwater
Classification
- Genus: Taenioides - Taenioides
- Family: Gobiidae - Gobies
- Order: Gobiiformes - Gobies
- Class: Teleostei - Ray-finned fishes
- Superclass: Osteichthyes - Bony fishes