Hi Fin Red Banded Goby Care Guide
Stonogobiops nematodes · Saltwater Goby

What Hi Fin Red Banded Goby look like
The Hi Fin Red Banded Goby (Stonogobiops nematodes) exhibits a slender, elongated body that reaches a maximum adult size of approximately 3 inches (7.5 cm). This species is characterized by its distinctive coloration, featuring a pale body adorned with vibrant red bands that run horizontally along its sides, providing effective camouflage among the substrate. The dorsal fin is notably high and elongated, contributing to its common name, while the pelvic fins are fused into a disc-like structure that aids in adhesion to surfaces. Sexual dimorphism is subtle, with males typically displaying slightly larger fins and more vivid coloration than females. Defensive adaptations include the ability to retreat into crevices and the use of cryptic coloration to evade predators. The species also possesses a well-developed lateral line system, which is crucial for detecting water movements and potential threats.
Behavior & temperament
The Hi Fin Red Banded Goby is a social species often found in small groups, exhibiting a hierarchical structure where dominant individuals establish territories. They primarily inhabit the substrate level of the reef, frequently seen perched on rocks or sand, where they engage in a behavior known as 'gobying,' which involves rapid darting movements to evade predators. Breeding behavior includes the construction of small nests in crevices, where males display courtship rituals to attract females. Their temperament is generally peaceful, although they may exhibit territorial aggression towards conspecifics. This species is also known for its symbiotic relationships with various shrimp species, particularly the Alpheidae, where they share burrows for mutual protection.
Diet & feeding
In the wild, the Hi Fin Red Banded Goby primarily feeds on small benthic invertebrates and zooplankton. In captivity, they require a varied diet consisting of high-quality frozen or live foods such as brine shrimp, mysis shrimp, and finely chopped seafood.
Behind the name
The genus name 'Stonogobiops' derives from the Greek words 'stonos' meaning 'stone' and 'gobios' meaning 'goby', referring to their habitat among rocky substrates. The species name 'nematodes' is derived from the Greek 'nema', meaning 'thread', likely referencing the slender body shape of the fish.
Plan your tank
Check the numbers before you buy: tank volume, salinity, salt mix, water changes, and your ongoing care routine.
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