Paragobiodon
Paragobiodon is a genus of gobies in the family Gobiidae. It contains three species, all of which are commonly known as “shrimp gobies”. These small, colorful fish are known for their symbiotic relationship with pistol shrimp, living in burrows dug by the shrimp and sharing a close, mutually beneficial relationship. The genus is found in the Indo-Pacific region.
Common Names
Paragobiodon species are commonly known as "shrimp gobies", and they are often referred to by their specific species names, such as:
- Yellow Shrimp Goby (Paragobiodon xanthosomus)
- Orange-Spotted Shrimp Goby (Paragobiodon echinocephalus)
- Red Shrimp Goby (Paragobiodon rubriventris)
Characteristics
Paragobiodon species share several distinguishing characteristics:
- Small size: Typically reach a maximum length of 5-6 cm.
- Bright coloration: Show vibrant colors, including yellows, oranges, reds, and browns, often with spots or stripes.
- Elongated body: Have a slender, elongated body with a prominent snout.
- Large eyes: Possess relatively large eyes for their size.
- Symbiotic relationship with pistol shrimp: Live in burrows dug by pistol shrimp, where they share a mutualistic relationship.
Environment
Paragobiodon species are found in tropical and subtropical waters of the Indo-Pacific region. They prefer coral reefs, rocky shores, and seagrass beds, where they can find suitable burrows dug by pistol shrimp.