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Asteroidea Reference Libraries

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Orange Sun Star Solaster paxillatus
2013-11-14 12:25:33

The orange sun star (Solaster paxillatus) is a species of starfish that is classified in the Solasteridae family. It can be found the Pacific Ocean with a range that extends from California in the United States to the Bering Sea and Japan. This species prefers to reside at depths between 36 and 12,270 feet. The orange sun star has a wide disk that appears to be inflated, especially after...

Northern Sun Star Solaster endeca
2013-11-14 11:54:31

The northern sun star (Solaster endeca), also known as the purple sun star or the smooth sun star, is a species of starfish that is classified within the Solasteridae family. It can be found in the North Sea and the Atlantic Ocean with a range that includes coastlines of Greenland, Canada, and the United States. It prefers a habitat in areas with adequate to heavy shelter and muddy or rocky...

Horned Sea Star Protoreaster nodosus
2013-11-11 11:16:18

The horned sea star (Protoreaster nodosus), also known as the chocolate chip sea star, is a species of starfish that is classified within the Oreasteridae family. It can be found in the Indo-Pacific region and prefers a habitat within hidden sandy or muddy areas, with substrate such as coral, but can be seen in sea grasses. This species can reach an average diameter of 11.8 inches with four to...

Crown Of Thorns Starfish Acanthaster planci
2013-11-11 10:54:41

The crown-of-thorns starfish (Acanthaster planci) is a species of starfish that is classified within the Acanthasteridae family. This species has a large range that extends from the Red Sea to the African coasts in the east and from the Indian Ocean to the western coasts of Central America. It prefers a habitat in coral reefs, which can be harmed if population numbers are too high. Damage...

New Zealand Common Cushion Star Patiriella regularis
2013-08-12 14:48:06

The New Zealand common cushion star (Patiriella regularis) is a species of starfish that is classified within the Asterinidae family. It is native to New Zealand waters, but has been introduced into Tasmania, where it is thought by some to be an invasive species. Studies of this species have shown that individuals occurring in the north of its range vary from individuals in southern waters,...

Red Starfish Callopatiria granifera
2013-08-12 14:41:05

The red starfish (Callopatiria granifera) is a species of starfish that is classified within the Asterinidae family. It can be found along the South African Coast in a range that extends from Durban to Namibia, at depths of up to 269 feet. This species reaches an average diameter of 5.9 inches, with a medium sized disk and thick arms. The texture on its upper body resembles a tiled roof. Like...

Short Spined Crown Of Thorns Starfish Acanthaster
2013-08-12 14:37:20

The short-spined crown-of-thorns starfish (Acanthaster brevispinus) is a species of starfish that is classified within the Acanthasteridae family. This species has a large range that includes the Great Barrier Reef, the Philippines, and the Seychelles in the Indian Ocean. Because these areas are so far away from one another, the full range of this starfish cannot be known, but it can be said...

Pacific Blood Star Henricia leviuscula
2013-08-12 14:30:25

The Pacific blood star (Henricia leviuscula), also known as the blood star or the blood starfish, is a species of starfish that is classified within the Echinasteridae family. It can be found in the Pacific Ocean, along the coasts of North America. It prefers a habitat within intertidal zones in rocky areas, at depths of up to 1,312 feet. This species is small, reaching an average diameter...

Nine Armed Starfish Luidia senegalensis
2013-08-12 14:28:05

The nine-armed starfish (Luidia senegalensis) is a species that is classified in the Luidiidae family. It can be found in western areas of the Atlantic Ocean, with a range that includes the Caribbean Sea, The Florida coast, South American coasts, and the Gulf of Mexico. It prefers a habitat within muddy or sandy areas with plenty of seashells in protected areas like lagoons and can be found at...

Luidia sarsi
2013-08-12 10:57:03

Luidia sarsi is a species of starfish that is classified within the Luidiidae family. It can be found in a range that extends from the Mediterranean Sea to Norway and prefers a habitat in muddy or sandy areas. Adult individuals display pentaradial symmetry or pentamerism with five long arms that are bordered by bands of white spines that occur in groups of three. These arms reach a length of...

Word of the Day
negawatt
  • A unit of saved energy.
Coined by Amory Lovins, chairman of the Rocky Mountain Institute as a contraction of negative watt on the model of similar compounds like megawatt.