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M of globular cannon ball jellyfish(Stomolophus meleagris)have washed ashore along a reach of North Carolina coastline in what is being dubbed a " jellyfish jamboree . "
Park rangers from the Cape Hatteras National Seashore , part of the National Park Service ( NPS ) , snapped photos of the spectacle on Friday ( Oct. 14 ) and shared it in aFacebook mail .
Dinner time! Thousands of cannonball jellyfish swarmed Cape Hatteras National Seashore to feed on red drum larvae.
The " prominent swarm " washed up along the northern boundary of Ocracoke Island , one in a range of island that makes up the Outer Banks . The sudden inflow of these squishy , cut - less blobs coincides with the comportment of red drum(Sciaenops ocellatus ) , a metal money of brine Pisces that ’s presently in the thick of spawning season — the fish ’s larvae also happen to be the preferred snack for the man-of-war , accord to the billet .
Similar to actual round shot in both soma and size — the jellies weigh about 1 pound ( 450 Hans C. J. Gram ) on average and measure out 10 inches ( 24 centimeters ) in diam — the species is one of the most rough-cut types of jellyfish along the southeastern coast , according to theGeorgia Department of Natural Resources .
So why did they wash up now ?
" Jellyfish trust on winds and currents to help them drown . cold watertemperatures , winds and current can all play a role in them washing ashore , " the post read .
have-to doe with : Thousands of jellyfish swarm near Israel , bewitch image reveal
And the stars line up particularly well this year : a red brake drum spawning event combined with colder H2O temperature to make a Brobdingnagian seafood buffet for the wolfish blobs , accord toNewsweek .
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" Why blush occur in some twelvemonth and not in others , or why sometimes blooms are enceinte in some years compared to others is all bind to environmental factors , but not well understood , " Cheryl Lewis Ames , an associate professor of applied marine biota at the Graduate School of Agricultural Science , Tohoku University in Japan , told Newsweek . " In my several decades of jellyfish research I have find that few jellyfish species will reliably show up just when you expect them . "
