A Quote by Sylvia Earle

Since I began exploring the ocean in the 1950s, 90 percent of the big fish have been stripped away. Tuna, sharks, swordfish, cod, halibut, you name it, the numbers have just collapsed. Also, about half of the coral reefs are gone, globally, from where they were just a few decades ago.
Coral reefs are the backbone for the entire ocean. They are the nursery for the ocean. About a quarter of all marine life in the ocean spends part of its lifecycle on a coral reef. And there are about a billion or so people that depend on coral reefs for fish for their food, for protein.
I do love fish, and I thought it was healthy without understanding the high mercury levels that fish like tuna, swordfish and halibut can contain.
We still have 10 percent of the sharks. We still have half of the coral reefs. However, if we wait another 50 years, opportunities might well be gone.
By the end of the 20th century, up to 90 percent of the sharks, tuna, swordfish, marlins, groupers, turtles, whales, and many other large creatures that prospered in the Gulf for millions of years had been depleted by overfishing.
Coral reefs, the rain forest of the ocean, are home for one-third of the species of the sea. Coral reefs are under stress for several reasons, including warming of the ocean, but especially because of ocean acidification, a direct effect of added carbon dioxide. Ocean life dependent on carbonate shells and skeletons is threatened by dissolution as the ocean becomes more acid.
I'm actually getting to the stage where places I travelled to for the first time in the early 1990s are now unrecognisable. I go to coral reefs that I went to ten years ago when they were swarming with fish and sharks, and now they are barren deserts.
I'm haunted by the thought of what Ray Anderson calls 'tomorrow's child,' asking why we didn't do something on our watch to save sharks and bluefin tuna and squids and coral reefs and the living ocean while there still was time. Well, now is that time.
Ten percent of the big fish still remain. There are still some blue whales. There are still some krill in Antarctica. There are a few oysters in Chesapeake Bay. Half the coral reefs are still in pretty good shape, a jeweled belt around the middle of the planet. There's still time, but not a lot, to turn things around.
Practically the whole world depends on coral reefs, so if the coral reefs get all killed, then the ocean will start going out of whack, and if the ocean goes out of whack, something might happen on land.
For a photographer, sharks are a stirring subject, possessing a perfect blend of grace and power. They have been sculpted by evolution and are ideally suited for whichever ecosystem they inhabit, from coral reefs to the open ocean.
I watched the coral reefs that I studied as a student vanish in the blink of an eye, and for decades I wrote and spoke of ocean obituaries. But big scary problems without solutions lead to apathy, not action.
For the past 50 years, we've been fishing the seas like we clear-cut forests. It's hard to overstate the destruction. Ninety percent of large fish, the ones we love - the tunas, the halibuts, the salmons, swordfish - they've collapsed.
I think that most people would associate big schools of fish with healthy coral reefs. At Kingman, the predators keep the herd thin, so there aren't a lot of big fish schools.
Well, one thing that has changed is the number of people killed by terrorists in Pakistan. Civilians killed has gone down really quite dramatically. There was a newspaper article here about a month ago that got big headlines which said that civilian deaths from terrorism were down something like 80 percent or 90 percent from their peak of two or three years ago.
As an explorer, I know firsthand there are many places in the ocean so full of life that they should be protected. Coral reefs and mangrove coastlines are stressed already by climate change and ocean acidification, and poor planning will just make their plight worse.
Books are sharks... because sharks have been around for a very long time. There were sharks before there were dinosaurs, and the reason sharks are still in the ocean is that nothing is better at being a shark than a shark.
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