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18 Οκτ 2023 · During outbreaks of their carnivorous adult phase, crown-of-thorns starfish dine pervasively on stony coral, leaving lifeless skeletons across the reef.
30 Μαΐ 2024 · Native to coral reefs across the Indo-Pacific region and Great Barrier Reef, crown-of-thorns starfish are disc-shaped and have around 21 arms, all of which are covered in venomous spikes that are one inch or longer.
What are Crown-Of-Thorns-Starfish (COTS)? COTS are unusually large sea stars that can grow to almost a meter in diameter. They have up to 19 arms, with the entire upper surface covered with sharp venomous spines and can move up to 20 meters an hour.
Pycnopodia helianthoides, commonly known as the sunflower sea star, is a large sea star found in the northeastern Pacific Ocean. [3] The only species of its genus , it is among the largest sea stars in the world, with a maximum arm span of 1 m (3.3 ft).
4 Οκτ 2016 · With coral reefs all over the world threatened by bleaching and rising ocean temperatures, how might the deep reefs of the Hawaiian Archipelago fare? It’s not clear, say scientists.
6 Φεβ 2018 · Now, researchers have discovered that many of these deep-sea starfish have fully developed eyes, which they may use to hunt down glowing prey—and mates. Most shallow-water starfish have compound eyes at the tip of each arm, which produce simple images of large stationary objects like coral.
Immerse Yourself in our SEA-News featuring Hawaiʻi’s marine life, inspirational conservation, and glimpses behind-the-scenes. Sea stars are one of the most recognizable marine species and typically have a five-part body consisting of a central disk and radial symmetry.
