Ecsenius yaeyamaensis, known commonly as the Yaeyama blenny in Guam

Guam

Guam is an organized, unincorporated territory of the United States located in the western Pacific Ocean. It is one of five U.S. territories with an established civilian government. Guam is listed as one of 16 Non-Self-Governing Territories by the Special Committee on Decolonization of the United...

 and Micronesia

Micronesia

Micronesia is a subregion of Oceania, comprising thousands of small islands in the western Pacific Ocean. It is distinct from Melanesia to the south, and Polynesia to the east. The Philippines lie to the west, and Indonesia to the southwest....

, and also known as the Yaeyama clown blenny in Micronesia, or the Pale-spotted combtooth-blenny in Indonesia

Indonesia

Indonesia , officially the Republic of Indonesia , is a country in Southeast Asia and Oceania. Indonesia is an archipelago comprising approximately 13,000 islands. It has 33 provinces with over 238 million people, and is the world's fourth most populous country. Indonesia is a republic, with an...

, is a species of combtooth blenny

Combtooth blenny

Combtooth blennies are blennioids; perciform marine fish of the family Blenniidae. They are the largest family of blennies, with approximately 371 species in 53 genera represented...

 in the genus Ecsenius

Ecsenius

Ecsenius is a large genus of fish in the Blenniidae family. It currently contains 53 described species.-Species:*Ecsenius aequalis, Fourline blenny*Ecsenius alleni, Allen's blenny*Ecsenius aroni, Aron's blenny...

. It is found in coral reef

Coral reef

Coral reefs are underwater structures made from calcium carbonate secreted by corals. Coral reefs are colonies of tiny living animals found in marine waters that contain few nutrients. Most coral reefs are built from stony corals, which in turn consist of polyps that cluster in groups. The polyps...

s in the western Pacific and Indian ocean

Indian Ocean

The Indian Ocean is the third largest of the world's oceanic divisions, covering approximately 20% of the water on the Earth's surface. It is bounded on the north by the Indian Subcontinent and Arabian Peninsula ; on the west by eastern Africa; on the east by Indochina, the Sunda Islands, and...

s. It was named by H. Aoyagi in 1954, and can reach a maximum length of 6 centimetres. Blennies in this species feed primarily off of plants, including benthic algae

Algae

Algae are a large and diverse group of simple, typically autotrophic organisms, ranging from unicellular to multicellular forms, such as the giant kelps that grow to 65 meters in length. They are photosynthetic like plants, and "simple" because their tissues are not organized into the many...

 and weeds, and are commercial aquarium

Aquarium

An aquarium is a vivarium consisting of at least one transparent side in which water-dwelling plants or animals are kept. Fishkeepers use aquaria to keep fish, invertebrates, amphibians, marine mammals, turtles, and aquatic plants...

fish.