Red sea urchin - Wikipedia
The red sea urchin (Mesocentrotus franciscanus) [1] is a sea urchin found in the northeastern Pacific Ocean from Alaska to Baja California. It lives in shallow waters from the low-tide line to greater than 280 m (920 ft) deep, [2] and is typically found on rocky shores sheltered from extreme wave action in areas where kelp is available. [3] [4]
Red sea urchin - Facts, Diet, Habitat & Pictures on Animalia.bio
The red sea urchin (Mesocentrotus franciscanus) is a sea urchin found in the northeastern Pacific Ocean from Alaska to Baja California. It lives in shallow waters from the low-tide line to greater than 280 m (920 ft) deep, and is typically found on rocky shores sheltered from extreme wave action in areas where kelp is available.
Red Sea Urchin Enhanced Status Report - California
The red sea urchin, Mesocentrotus franciscanus, (previously Strongylocentrotus, A. Agassiz, 1863) belongs to the phylum Echinodermata (meaning “spiny-skinned”), which includes sea stars, brittle stars, sea cucumbers, and sand dollars.
Red Sea Urchin | Online Learning Center - Aquarium of the Pacific
Red Sea Urchin. Strongylocentrotus franciscanus. CONSERVATION STATUS: Safe for Now. CLIMATE CHANGE: Not Applicable. At the Aquarium. Visitors can see and touch red sea urchins in the Aquarium’s Coastal Corner Touch Lab in the Northern Pacific Gallery. Geographic Distribution. Alaska to Baja California, Mexico. Habitat
Red Sea Urchin - Alaska Department of Fish and Game
The red sea urchin is the largest of the sea urchins, with a maximum "test", or outer skeleton, diameter of more than 18 cm and a maximum spine length of 8 cm. The test is made up of 10 fused plates that encircle the sea urchin like the slices of an orange.
Red Sea Urchins ~ MarineBio Conservation Society
Red sea urchins, Strongylocentrotus franciscanus (A. Agassiz, 1863), aka giant red sea urchins, are colorful creatures, varying between a uniform red and dark burgundy, that crawl slowly over the sea bottom using their spines as stilts.
Red Sea Urchin Enhanced Status Report - California
Red sea urchin range from southern Alaska to Baja California, Mexico. Red sea urchin are found in shallow coastal waters from 0 to 300 feet (91 meters) on hard substrate and rocky reef. The maximum size for red sea urchin is about 7 inches (18 centimeters) test diameter.
Red Sea Urchin - California Sea Grant
As an echinoderm, the red sea urchin is in the marine invertebrate group along with sea stars, brittle stars, and sea cucumbers. This is the largest species of sea urchin, and can grow to be 18 cm (7”) diameter with spine lengths of 8 cm (3”).
Common name(s): Red urchin, Giant red sea urchin - Walla Walla …
Description: This is the largest urchin found in the Pacific Northwest. Color of spines varies--may be red, brick red, pink, purple, or even maroon. Spines up to 7 cm long. Up to 20 cm diameter (or more). Test diameter up to 17 cm. Tube feet are dark, often wine red.
Red Sea Urchin - Sea Urchin Species of Alaska - Alaska Handbook
2024年11月6日 · Mesocentrotus franciscanus, commonly known as the Red Sea Urchin, is a species of sea urchin characterized by its vibrant red coloration. Found primarily in the Pacific Ocean, this echinoderm plays a crucial role in marine ecosystems as a grazer of kelp forests, contributing to the maintenance of biodiversity and the overall health of coastal ...