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.
- New Shark Repellent May Keep Sharks from Becoming Bycatch Posted Wed, October 22, 2014
- CEO Note: President Obama Designates Largest Marine Reserve in the World Posted Fri, October 17, 2014
- CEO Note: Introducing Lars “Lasse” Gustavsson, Oceana in Europe’s New Senior Vice President and Executive Director Posted Tue, October 21, 2014
- Ocean Roundup: Federal Agencies Called Out on Ocean Acidification Inaction, Steller Sea Lions May Have a New Predator, and More Posted Thu, October 16, 2014
- Oceana Magazine, Dr. Pauly Column: How Do We Know How Many Fish There Are in The Sea? Posted Fri, October 17, 2014