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Entries Tagged as 'Scientific Diving'

Overfishing in the Ocean

June 15th, 2009 · No Comments

Overfishing occurs when fish are caught or killed faster than they can reproduce, and this is a huge environmental issue because when one species becomes extinct the rest will start to follow. Fishermen know that overfishing is an increasing problem yet they still do it, and heartless people shrug off the issue and pretend that overfishing has not yet become a big problem. Overfishing impacts the ocean and its marine life because without fish we wouldn’t be able to survive. Even if you don’t eat seafood or fish it still effect’s you; if life in the ocean (such as whales) were to run out of smaller fish to eat they would move on to bigger fish and eat them. If man-kind ran out of tuna, or crab, or lobster, and all other small fish, they would move on to hunting bigger fish. You can see where I’m going with this because eventually bigger fish (whales, sharks, etc.) will no longer be available. If fish aren’t available then man will hunt meat until that runs out too. Overfishing has an impact on humans because as I’ve pointed out eventually everything will run out. Once we run out of fish we will move on to meat and, I believe, eventually eat each other. As gruesome as it seems you can’t help but think the same thing, and in order to fix this problem we as a human race need to be more conservative with our food, and more resourceful. Instead of hunting the same type of fish until it runs out we need to span out, by this I mean we need to hunt a variety of fish and eat more of the fish itself. We’re so used to eating what we want and throwing the rest away when were done but really we should be eating every part of the fish we can instead of just the “good” part. I’m not saying we should eat the eye’s or bladder or anything like that I’m just saying we should be eating the fin’s and the body both instead of just one or the other. I honestly believe that as a society if we start doing this and using our resources more wisely we can fix this problem and prevent overfishing from becoming a huge problem that can’t be fixed.

 

Aundrea: Blog #4

Tags: Marine Life · Ocean Education · Physical Oceanography · Scientific Diving · The Puget Sound

Scientific Diving

February 4th, 2009 · No Comments

Lake ErieMy formal education has included science in every field – earth and space science, chemistry, physics, and biology, including marine biology.  To really learn about the marine environment firsthand, I became a diver. This semester, while my students are studying marine biology I will be learning too.  Our volunteer duties at the aquarium are expanding to include a class in science diving so we can be more useful to the aquarium staff. An added perk is that we now will have AAUS scientific diving credentials and be eligible to participate in expense-paid trips to wherever in the world a researcher might need a trained and qualified dive buddy.  Our first class was tonight.  We have to go back in our dive training to basic skills and practice them together.  We have to know the laws governing the diving we are to do. We have to know a great deal about fish ID so we can help the aquariasts collect.  And we will be completing underwater species survey projects, so I will be doing a project right along with the rest of you.

M/V Southwind, Lake Erie

by Mrs. Lee

Tags: Ocean Education · Scientific Diving