Common name: Redspotted shrimpgoby
General information
The Ogasawara Shrimp Goby, scientifically known as Amblyeleotris ogasawarensis, is a captivating species of goby that is admired for its symbiotic relationship with alpheid shrimps. This small, bottom-dwelling fish is characterized by its elongated body, vibrant coloration, and distinctive patterning, which includes a series of vertical bars and a spotted dorsal fin.
Details
- Recommended minimum tank volume
- 75 liter (20 gallons)
- Salinity
- S.G. 1.020 to 1.025
- Temperature
- 22 to 27 °C (72 to 81 °F)
- Acidity
- pH 8.1 to 8.4
- Average size
- 10 cm (4″)
- Care level
- Moderate to easy
- Diet
- Carnivore
- Social
- Pair
- Reefsafe
- Yes
- Aggression
- Peaceful
- Captive bred
- No
- Conservation statusSource: IUCN Red List
Taxonomy
- KingdomAnimalsAnimalia
- PhylumChordatesChordata
- ClassRay-finned FishesActinopterygii
- OrderPerch-like FishesPerciformes
- FamilyGobyGobiidae
- GenusShrimp GobyAmblyeleotris
- SpeciesRedspotted shrimpgobyAmblyeleotris ogasawarensis Yanagisawa, 1978
Care
Ogasawara Shrimp Gobies are relatively hardy and can be a good choice for both novice and experienced aquarists. They require a sandy substrate to burrow and create their homes. These gobies prefer a tank with plenty of live rock to provide additional hiding places and to support a healthy microfauna population. They are generally peaceful but can be territorial towards their own kind or similar-looking species.
Reproduction
In the aquarium, breeding Ogasawara Shrimp Gobies can be a rewarding experience. They are known to form monogamous pairs and spawn within the safety of their burrows. The male typically guards the eggs until they hatch.
Symbiosis
One of the most fascinating aspects of the Ogasawara Shrimp Goby is its symbiotic relationship with pistol shrimps of the genus Alpheus. The shrimp maintains and defends the burrow while the goby serves as a lookout. The goby's keen eyesight alerts both animals to potential threats, while the shrimp's digging activity provides the goby with a safe haven.
Habitat
Native to the Ogasawara Islands of Japan, these gobies inhabit sandy and rubble substrates in lagoons and coastal reefs. They are typically found at depths where light penetration allows for the growth of benthic algae and seagrasses, which contribute to the structural complexity of their habitat.