Heart pygmygoby (Trimma kardium)

General data
- Main name: Heart pygmygoby
- Habitat: Saltwater
Classification
- Genus: Trimma - Trimma
- Family: Gobiidae - Gobies
- Order: Gobiiformes - Gobies
- Class: Teleostei - Ray-finned fishes
- Superclass: Osteichthyes - Bony fishes