Blackeye goby California. Blackeye gobies adapt well to aquaria and are often caught alive for such purposes. However, they can be troublesome if kept with other males and other species of fish, as they are extremely territorial and aggressive. 1882 Blackeye goby The blackeye goby ("Rhinogobiops nicholsii") is a species of true goby in the family Gobiidae. It is the sole species classified under the genus Rhinogobiops. They are common inhabitants of coral reefs and rocky habitats along the Eastern Pacific Ocean coasts of Mexico, the United States, and Canada, though they are hardly noticed, as they often rest motionless near their
Yellow clown goby Yellow clown goby The yellow clown goby, "Gobiodon okinawae", also known as the Okinawa goby or yellow coral goby, is a member of the goby family native to the western Pacific from southern Japan to the southern reaches of the Great Barrier Reef. As the name implies, they are bright yellow in color, save for a whitish patch on each cheek. "G. okinawae" have a generally fusiform shape with seven dorsal spines, ten soft dorsal rays, one anal spine, and nine anal soft rays. At maturity they can reach a length of 3.5 cm. Another species, "Gobiodon citrinus", the citrus