Cetaceans in the Azores Quiz
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Question 1 of 5
1. Question
Roughly what percent of known cetacean species have been reported as observations in Azorean waters?
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Question 2 of 5
2. Question
A Baleen whale is about to embark on its migration. It is the end of winter. Place the steps in order that allow of a spring phytoplankton bloom to occur in Azorean waters, making them a desires waypoint on a the whales journey in order to supplement their food intake.
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The surface waters have been cold for a long period, drawing up deeper water through the process of upwelling which brings nutrients to the photic zone
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The bloom ends once nutrients are depleted by phytoplankton (bottom-up control) and their subsequent consumption by predators
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It is time to return to higher latitudes during summer where the waters are colder and so have more nutrients and the surface sunlight is at its maximum, so phytoplankton are more plentiful
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Once surface light increases starts to increase, phytoplankton will begin to flourish and bloom in higher concentrations
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Question 3 of 5
3. Question
True or False: The undulatingA flowing, up-and-down movement sea floor around the Azores with more than 450 seamounts and other volcanic features, creates habitat for a number of a deep water species, specifically the giant squid, the main food source for sperm whales, allowing them to stay in the region year round.
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Question 4 of 5
4. Question
What ocean feature do whales use as a navigational reference during their migrations?
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Question 5 of 5
5. Question
In the Azores, what are vigias?
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