Oceans - Ocean Acidification - Impact on Fishing Industry in Alaska CS Flashcards

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1
Q

How many jobs does fishery support?

A

100,000

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2
Q

How much annual revenue does it generate?

A

> $5 billion

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3
Q

Where is the largest commercial harvest value?

A
  • Coast next to Gulf of Alaska
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4
Q

What is subsistence farming?

A

Catch food to feed themselves an their families

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5
Q

How many people of Alaska rely on subsistence farming?

A

120,000

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6
Q

Where is acidification happening the fastest?

A
  • South West
  • South East
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7
Q

Why are the SW and SE areas vulnerable?

A
  • Low job diversity
  • Lower income levels
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8
Q

Why are the fertile Alaskan waters particularly vulnerable?

A
  • Cold water
  • Circulation patterns bring naturally acidic deep ocean to the surface
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9
Q

Marine animals intensely affected?

A
  • Molluscs
  • Shellfish
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10
Q

How can ocean acidification affect fishing industries?

A
  • Changing the food web in freshwater ecosystems
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11
Q

What is the long term impacts of ocean acidification?

A

Acidification increase in intensity, extent and duration

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