Noise Pollution & Chasing Coral Questions

all of the above

What solutions have been implemented to reduce noise pollution for marine life

Increased stress hormones found in blubber

What is a major line of evidence that prove many marine species are stressed by noise pollution?

baleen

What feature do mysticete whales have?

9/11

What event allowed for researchers to test the difference in whale blubber stress hormone levels?

Baleen use low pitch, toothed use high pitch

Which of the following statements is true about the communication sounds of toothed and baleen whales

Dolphins

If you hear high frequency whistles and clicks, which animal is most likely the source

Blue whales and humpback

What are the two main species of whales that feed in the Channel Island National Marine Sanctuary?

90%

What percent of the ocean is pitch black?

4x faster in seawater than air

How fast does sound travel in water relative to air?

Symbiotic relationships with other organisms

In order to survive, corals form

Temperature rise

What causes coral bleaching

0.01%

What percentage of Elk Horn coral is left in the world?

stress

What type of response is coral bleaching?

1997-1998

When was the first mass bleaching event?

75%

What percentage of coral have been lost due to bleaching?

True

The frequency of coral bleaching events is increasing

Cancer

A lot of different species of coral are used to derive medicines for

30 years

If we continue at the current rate of warming, how long will it be until most corals are lost?

fluoresce

What do corals do to protect themselves from heat?

rapid tissue necrosis

What does RTN stand for as related to corals?