The Beacon: Sodavy Ou's blog
Just as some people have their own sorts of protections from intruders, some corals have their own creative defenses to guard them from predation. It’s a hard knock life for corals: In addition to ocean acidification, overfishing, and nutrients pollution, corals have to deal with sea stars and snails that can devour them.
Many marine species face endless obstacles: Overfishing, pollution, and habitat destruction are large threats, as well as climate change and its associated negative impacts. Factors ranging from their habitat, food source, predator defense, migration routes, and breeding grounds are already changing from warming seas, and these impacts are so widespread that it’s caught fisheries managers’ attention.
A disturbing finding on the effects of oil spill was announced on Monday, as the 4-year commemoration of the BP Deepwater Horizon spill approaches. A recent study found that polycyclic aromatic hydrocarbons (PAHs)—known to be associated with cancers—generated from the oil spill caused heart defects in commercially important tuna and amberjack.
- Video: Learn How Global Fishing Watch Can be Used to Tackle Illegal Fishing Posted Fri, November 14, 2014
- Ocean Roundup: Humpback Whale Scars Can Reveal Migration Patterns, Sea Star Die-Offs Linked to Virus, and More Posted Tue, November 18, 2014
- Extroverted Sharks and Stressed Penguins: Uncovering Personality in Ocean Animals Posted Wed, November 19, 2014
- Spiny Dogfish Catch a Break—No More Shark Finning in the U.S.! Posted Sat, November 15, 2014
- CEO Note: Oceana, Google, and SkyTruth Announce New Technology to Track Global Fishing Activity Posted Tue, November 18, 2014