Day: April 19, 2020

Longest ‘sea worm’ found off Australia

Scuba divers have become accustomed to tales of “monster sea worms” that turn out to be colonies of organisms identified variously as salps, pyrosomes or siphonophores. But an example discovered recently off Ningaloo in Western Australia seems to have reset the scale for such sightings, with an estimated length greater than for any other known animal at around 45m.