Black Cap Jawfish

Facts about Black Cap Jawfish. "Scientific for Black Cap Jawfish is Opistognathus randalli". The Black Cap Jawfish is a marine variety fish that belongs to the Opistognathidae family. The Black Cap Jawfish breeds are native to Indo-Pacific Red Sea, Ryukyu Islands, Great Barrier Reef and they are largely found in the Philippines and Indonesia and eastern parts of Borneo, at depths ranging from 16 to 108 feet (5 to 33 meters).

Names of the Black Cap Jawfish

Other name for the Black Cap Jawfish are Goldspecs Jawfish, Black Head Jawfish, Bali Tiger Jawfish and Black Cap Jawfish. Related to the Black Cap Jawfish are Rainfordi Goby, Twinspot Goby, Tomiyama Shrimp Goby, Orange Spot Goby, Scissortail Dartfish, Sleeper Banded Goby, Yashia White Ray Shrimp Goby, Watchman Goby - Tiger, Sleeper Goby - White, Watchman Goby - Banded, Watchman Goby - Blue Spotted.

Aquarium of a Black Cap Jawfish

The Black Cap Jawfish are strong and will spawn productively in an aquarium. When kept in an aquarium, these fish varieties prefer a tank with a minimum capacity of 30 gallons (114 liters), with the temperature of the water, ranging from 72 to 78 degree Fahrenheit, with the water pH levels between 8.1 and 8.4. Usually, they prefer a bigger aquarium with a tight-fitting top to stop it from leaping out and a mixed substrate of a minimum of 3 inches (7.6 cm) for burrowing. The Black Cap Jawfish pose a likely threat to little shrimps.

Features of the Black Cap Jawfish

When developed, the small, nonviolent Black Cap Jawfish breed is capable of attaining a maximum body length of 4 inches (10 cm). The body and the head of this fish breed are green in color, with pale orange lines. They have a black-colored spot on their dorsal fin and a black-colored cap on top of their head. These fish have 11 dorsal spines, with 14 dorsal soft rays and 3 anal spines with 14 to 15 anal soft rays and 28 vertebrae.
The Black Cap Jawfish can be easily distinguished by their long supramaxilla and posterior part of maxilla, shaped as a skinny flexible lamina. There is a single noticeable black line at the inner coating of upper jaw and neighboring membranes. They have narrow anal, dorsal and caudal fins, with light blue distal borders.

Diet of the Black Cap Jawfish

Black Cap Jawfish breeds are carnivores, and they are fed three times a day. Usually these fish breeds are fed with an assortment of sea fish, mysis shrimp and crustacean flesh.

The average lifespan of the Black Cap Jawfish breed ranges from 2 years to 3 years. "Fear of fish Ichthyophobia".