How does coral bleaching in the great barrier reef affect the nearby fishing industry? ?

Well you have to think so many fish live in the coral reef or around it because it basically safe haven for them. And if you don't have a safe haven you might want to get out of town.There are sharks any many bigger sharks than them and they move to survive.
 
I hope i helped you and if you have any more questions about geography or history i will help you thank you for your question.  

It is the doctrine that the us had the right and duty to expand throughout north america. it just means they believed they had the right to expand westward and they did! they stated with the 13 colonies and then they kept moving gaining different territories throughout the years