(Sargocentron spiniferum) is a member of the Holocentridae family, also known as the Squirrelfish family. These fish are found in tropical waters in the Indo-Pacific region, including the Red Sea, the Great Barrier Reef, and the Gulf of Thailand.

Longjawed Squirrelfish can grow up to 12 inches in length, but most specimens are between 6 to 8 inches long. They have an overall slender, cylindrical shape with a spiny dorsal fin and a long, pointed snout. The scales of these fish are rough, giving them a sandpaper-like texture. They have large eyes that are adapted to seeing in low light conditions, and their colors vary from reddish-orange to pinkish-red.

These fish are primarily nocturnal and can be found in large schools during the day, usually hidden in caves or under ledges to protect themselves from predators. At night, they emerge to feed on small fish, crustaceans, and other invertebrates. Longjawed Squirrelfish are also known to be territorial and will defend their hiding spots from other fish.

In terms of fashion, the Longjawed Squirrelfish has a unique appearance with its striking red coloration and long, sharp snout. They are commonly kept in saltwater aquariums due to their bright colors and hardiness, making them a popular choice among hobbyists.

Overall, the Longjawed Squirrelfish is an interesting and unique fish that adds a splash of color to the tropical waters where they reside. Their nocturnal behavior and territorial nature make them an important part of the reef ecosystem, and their vibrant colors and hardiness make them a popular choice for home aquariums.