Ocean Currents

Donate Today

Ocean Currents

News, opinions, photos and facts from Ocean Conservancy

//

2
Comments

Whale Sharks Move onto the Endangered List

Posted On August 30, 2016 by

Written by Dr. Alistair Dove

You may have seen in the press the recent announcement from the International Union for the Conservation of Nature, that whale sharks (along with the enigmatic wing head shark) have been downgraded from Vulnerable to Endangered on the IUCN Red List.  I thought it might help to explain exactly what that means, so I’ve done it as a sort of Frequently Asked Questions (FAQ):

What’s “the IUCN Red List”?
The Red List is a sort of master-file about the conservation status of different species.  As you can see from the screen capture below, the ranking goes from Least Concern (LC) for really common species, all the way down to Extinct (EX), with a couple of other categories for species that haven’t been evaluated (Not Evaluated NE) or that were evaluated but there wasn’t enough scientific data to decide on a status (Data Deficient DD).  All of these levels are recoverable, except for Extinct (EX); there ain’t no coming back from gone.

Continue reading »

This Week’s Top Tweets: March 2 – 8

Posted On March 8, 2013 by

This week’s top tweets ranges from endangered species to insightful ideas, with a little bit of humor thrown into the mix. Check them out and let us know which one was your favorite in the comments!

1. Shark Scarcity?

Our most popular tweet of the week deals with an updated report on the amount of sharks that are killed every year by humans, with the tally at a sobering 100 million. That’s 30 to 60 percent higher than sharks can sustain at their current population growth rates, which illustrates how large of a problem dwindling shark populations are becoming. With sharks being such a naturally powerful maintenance mechanism in the ocean, this is definitely a conservation issue worth looking into.

Continue reading »