The jellyfish formally known as cassiopea xamachana have a.
Jellyfish on the ocean floor.
Sponges worms and coral.
The trawlers drag giant nets across the ocean floor pulling up everything indiscriminately.
Upside down jellyfish on the ocean floor release venom filled blobs of mucus which can sting nearby swimmers new research reveals.
But no one had quite figured.
Unlike most jellyfish cassiopea jellyfish often rest on the floor of mangrove swamps and sea grass beds and rarely move from their underwater spots.
That leaves an environment in which the jellyfish polyps can breed unchecked.
Upside down jellyfish pulse on the ocean floor their frilly arms stretched skyward as they release venom filled blobs of mucus into the surrounding water where the slime stings passing.
Moti mendelson according to bella galil of the steinhardt museum of natural history at tel aviv university additional species of jellyfish appeared in much larger numbers this year.