Life in the marines: exploring our blue planet Question 1 business office A Dolphins, whales and Porpoises proceed to align Cetacea, and suborder Odontoceti, which essence tooth whales. Dolphins and whales teeth argon conical or rounded whereas Porpoise demand spade shaped teeth. Spinner dolphin and Killer whale belong to Dolphinidae family, where common porpoises belong to Phocoenidae family. Part B In the Tay estuary tidal range is from astir(predicate) 3m below 0 promissory note and a entirely 2,5m higher up in spring tides, during the neap tide tide tides about 2m. About 1,5m below 0 distinguish and 0,5m above it. The tidal systems, to agitateher with coastline profiles, ca engage a difference amid offshore tidal catamenias and estuarine tidal currents in the Tay study that result in complex circulation patterns and variations in current strengths at different tidal states. Part C a. Penguins be one of the vanq uish underwater drownmers, they use their wings to trail their prey. Cormorants hunting air kindredly to penguins is pursuit diving after their prey, but they use their feet to swim. Brunnichs guillemots argon the Northen equivalent of penguins and they are feeling as skillful swimming as they do when flying. They dive to about 50m or more(prenominal) to catch fish mostly for swim employ their wings.
Therefore swimming style of guillemots are more similar to penguins rather than cormorants. b. Arctic cod it is one of pet regimen for guillemots and they are occupying polar seas of compass northern Can ada, Alaska, Greenland and Russia, in latitu! des over 84 degrees North. North Atlantic waters are voluminous in Arctic cod, so they are addressable food for guillemots which are breed in large colonies on the cliff ledges of north Atlantic islands. Part D a. Mid-oceanic ridge is the continuous, double-ridged chain of mountains on the ocean floor, extending through the middle of the Atlantic Ocean and into the Indian and peaceful oceans. In the ocean the pull on the given sagacity is the weight of the...If you want to get a full essay, order it on our website: OrderCustomPaper.com
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