and Whale Trip to Jeffrey's Ledge
Newburyport Whale Watch/Mass Audubon's Joppa Flats
July 6, 2009
Various photos from a
very nice day on the water!
Greater and Sooty shearwaters
And a Cory's Shearwater in the background
Lots of Northern Gannets, including these two hitching a ride
Well over 4000 Wilson's Storm-Petrels for the day
The stars of the show
were the Humpback Whales, especially the two females bubble-feeding
right next to the boat!
The whales blow clouds or curtains of bubbles underwater to confuse
or concentrate schools of fish
and then rise through the fish, mouths agape
They close their mouths, trapping the fish and water within the
created by the expanded throat pleats.
And then force out the water through their baleen plates, retaining
Another view of the bulging, pleated underside, complete with
You could see the fish trying to escape.
A whale needs one heck of a lot of these tiny fish in a day!
But, as we all know, what
goes in must come out -
whether from a Humpback,
or a Sooty Shearwater.
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