Impact of human activities on whale behavior

Blue whales mostly eat krill. Humpback whales eat mackerel, krill, schooling fish, anchovies, and sardines. Lesson Summary. Nov 6, 2022 ... The whales mostly fed at depths of between 50 to 250 meters (165-820 feet), which is home to the "greatest concentration of microplastics in the ... Nov 3, 2021 ... "Blue whales might lunge into a prey patch 200 times a day," he says. "Humpback whales might do it 500 times a day." After all this eating comes ... Aug 12, 2020 ... First of all, whales are big, I mean really big, so they'd have to eat smaller fish. They couldn't exactly take a bite out of a smaller fish. Dec 31, 2019 ... To feed, blue whales strain ocean water through their mouths, trapping their prey in the baleen. The whales then push remaining seawater out of ... Smithsonian scientist Nick Pyenson took part in new research that indicates that in one day a blue whale can eat about 16 tonnes (or metric tons) of krill. An average-sized blue whale will eat 2,000-9,000 pounds (900-4100 kg) of plankton each day during the summer feeding season in cold, arctic waters ( about 120 ... Do Whales Eat Sharks? Yes, & it's Pretty Amazing. ScienceUnderwater. Oct 1, 2020. Written By Simon Pierce. Dr. Simon J Pierce is a co-founder of the Marine ... Apr 18, 2017 ... So blue whales don't just eat anything. “The whale bypasses certain krill patches – presumably because the nutritional payoff isn't sufficient – ... Jul 15, 2020 ... ... blue whales. The first beep sounds and the captain whips the ... do whales eat? How much energy do they spend on feeding? How big do ...