Sea Aquarium

Sea Aquarium

Sunday 7 January 2018

Two Spot Goby

Male Two Spot Goby
The Two Spot Goby, Gobiusculus flavescens, makes an excellent aquarium fish; it a small peaceful goby that is active & is in almost constant motion. It grows to about 4cm, the males in are very attractive with  iridescent blue markings particularly at breeding time. Only the males appear to have the two spots, one just in-front of the tail & the other above the pectoral fin. The males guard the eggs until they hatch; I have not found any fry in the aquarium as they are presumably eaten by the other inhabitants. They are short lived, living for around two years.
Male showing breeding colours.
Female with only one spot in-front of tail.
Male guarding eggs.

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