The Weekly Dive Vol. 25


Dive into the latest edition of The Weekly Dive, where we bring you the big ocean news!

Genetically engineered salmon awaits approval. Despite documented problems with farmed and hatchery-raised salmon, a new strain of Atlantic salmon genetically programmed to grow rapidly were declared safe for consumers and the environment by the FDA, and is pending approval. [The New York Times]

Paul Watson released on bail, talks with Costa Rica. After being jailed in Germany on a charge that was dropped a decade ago, and recently re-opened, the activist was released on bail, awaiting possible extradition to Costa Rica. In a meeting between Watson and Costa Rica’s Foreign Minister, they discussed a resolution to his arrest and Watson’s group Sea Shepherd possibly assisting Costa Rica with enforcement at the Cocos Island Marine Reserve. [The Star; BYM News]

Can cetaceans “turn down” hearing amid loud noise? It is known that loud underwater noises can be harmful to sound-sensitive whales and dolphins. A recent study found that when a false killer whale was given a warning signal prior to a noise, she could lower her sensitivity.  [The BBC]

Seagrass meadows important for carbon storage. Living seagrass and the underlying soils may store twice as much carbon per unit area as forests can. Though they occupy less than 0.2% of the ocean, they are responsible for more than 10% of ocean carbon storage, highlighting importance to climate change mitigation.   [The National Science Foundation] 

8% of US waters in protected areas but majority still allow fishing. A new analysis shows that within this MPA network 85% is still is open to some forms of fishing. [NOAA]

Hawaii has only statewide plastic bag ban. All of Hawaii has now enacted some form of plastic bag ban since a Honolulu County ban was approved. Though environmental groups hoped for statewide legislation and stronger protections, this puts Hawaii at the forefront of plastic pollution mitigation. [MSNBC]

Minnesota pelican eggs contain Gulf oil spill residue. 90% of eggs tested contained petroleum compounds and nearly 80% contained dispersant, where they can affect embryo development, in a population of white pelicans that winter in the Gulf of Mexico and lay eggs inland. [Oceana]

Filming great white sharks in South Australia. World renowned underwater filmmaker, Howard Hall, shares his experiences filming sharks, sea lions, leafy sea dragons & cuttlefish.

 

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