Taken 31-May-14
Visitors 14

4 of 45 photos
Categories & Keywords

Subcategory Detail:
Keywords:Humpback Whales, Megaptera novaeangliae, Mysticeti, Balaenopteridae, Cetacea, Dolphin Fleet Whale Watch, Cape Cod, Massachusetts, Provincetown, Stellwagen Bank National Marine Sanctuary, Baleen Whale, Marine Mammal, May, 2014, Spring, Feeding, Canon 7D, EOS, EF100-400mm f/4.5-5.6L IS USM, Jessica Kirste, www.jessicakirste.com
Photo Info

Dimensions1200 x 800
Original file size1.26 MB
Image typeJPEG
Color spacesRGB
Date taken31-May-14 10:34
Date modified4-Jun-14 22:33
Shooting Conditions

Camera makeCanon
Camera modelCanon EOS 7D
Focal length100 mm
Max lens aperturef/4.6
Exposure1/1000 at f/8
FlashNot fired, compulsory mode
Exposure bias-1/3 EV
Exposure modeAuto
Exposure prog.Aperture priority
ISO speedISO 400
Metering modePattern
Dorsal of Humpback Whale

Dorsal of Humpback Whale

On the boat we learned that the rake marks and most of the other markings come from orcas and possibly even sharks that gang up on them and try to eat them when they are on their journey to the feeding grounds.