Arrow Worm - Blog Posts

bioluminescentoceangoddess

4 years ago

Deep Sea Arrow Worm

Eukrohnia hamata

Arrow worms are small, predatory marine worms that consume copepods, ostracods, and larvae. They resembles a clear, ink pen whizzing through the dark sea. Furthermore, they are found primarily in the Artic Ocean between 700m to 1200m. The picture on the bottom is its head. They have 8 hooks, which are used to grab prey and 25 posterior teeth. Even though the arrow worms are terrifying up close, they are only 4.5 cm in size.

Photo credit: http://www.arcodiv.org/watercolumn/chaetognaths/Eukrohnia_hamata.html