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Oceans

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7 reasons to ban shark finning. Fins are sliced off of sharks while their live bodies are tossed back into the ocean like trash. Here are 7 reasons why this practice should be banned. 1. Our most ancient species are endangered. Sharks have existed since before the dinosaurs and pre-date humans by hundreds of millions of years. Once kings of natural selection, sharks are now facing extinction due to finning. Since 1972, the number of Blacktip, Tiger, Bull, Dusky, and Smooth Hammerhead sharks has fallen by over 90%. 2.

No one is asking people to stop eating delicious soups, and shark fin soup is certainly not one of them. The soup has been served for centuries by Chinese at special occasions such as weddings so the hosts can impress their friends with excess wealth, since it can cost up to $100 per bowl. 3. Changes in shark populations alter the ecological dynamics within the entire ocean because sharks are apex predators and play a major role as ecological stabilizers. 4. 5. 6. 7. Ban Shark Finning Worldwide. STOP SHARK FINNING. Trash and pollution - KidRex. Picture that teaches you how to save the ocean.

Coral Reefs

Ocean animals. Endangered Species International. Discarded fishing gear Discarded fishing gear such as monofilament fishing lines, sinker and hooks can entangle corals and abrade polyp tissue leading to coral lesions and mortality. In popular cast fishing spots in Oahu, Hawaii, scientists recorded fishing lines on 65% of 129 cauliflower coral (Pocillopora meandrina) colonies surveyed with increasing percentages of entirely or partially dead colonies being found in areas of with high percentages of colonies with fishing lines. A strong relationship was also found between the percentages of surface area with fishing lines and the percentage of dead surface area. Nutrients The health and diversity of coral reefs are threatened by excess nutrients carried into the ocean from the terrestrial and coastal zone. Increased levels of dissolved inorganic nitrogen (DIN as nitrate or ammonium) promote the rapid growth of species of algae such as crustose coralline algae and the macrophyta Lobophora variegate.

Sedimentation Coral disease Sea level rise. The Ocean -- National Geographic. Earth's Oceans. Advertisement. EnchantedLearning.com is a user-supported site. As a bonus, site members have access to a banner-ad-free version of the site, with print-friendly pages.Click here to learn more. (Already a member? Click here.) EnchantedLearning.comEARTH'S OCEANS: An Introduction Oceans cover about 70% of the Earth's surface.

The oceans of Earth are unique in our Solar System. The oceans of Earth serve many functions, especially affecting the weather and temperature. The Earth's oceans are all connected to one another. There are also many seas (smaller branches of an ocean); seas are often partly enclosed by land. WEB LINKS ABOUT OCEAN LIFE, OCEANS AND WATER ON EARTHOcean Animal Printouts from Enchanted Learning. By Jeananda Col Enchanted Learning®Over 35,000 Web PagesSample Pages for Prospective Subscribers, or click below Click to read our Privacy Policy E-mail Copyright ©2000 EnchantedLearning.com ------ How to cite a web page.

The Seafood Watch Program at the Monterey Bay Aquarium. Kids Ocean.