Marine & Freshwater Environmental Education
Nematocysts are the stinging cells found in the tentacles of jellies and anemones. When provoked the stinging cell ejects a barbed thread that contains a toxin to stun (or kill) the enemy. The barbed thread is disregarded and a new one regenerates.
Here is a creative video explaining how jellies sting from jellyfishart.com. Enjoy!
This site uses Akismet to reduce spam. Learn how your comment data is processed.
Tomorrow the National Geographic Channel (of which approximately over 50% is owned by NewsCorp, a Murdoch Company) is debuting the television show Wicked Tuna. The show is intriguing because the species itself is remarkable. Atlantic bluefin tuna (Thunnus thynnus) can swim up to 40 miles per hour and can dive up to 3,000 feet. Their […]
Yesterday I promised more insight into one of the featured marine debris heroes as part of the “What Marine Conservationists Are Into …” series are here you have it – The Flotsam Diaries own Harold Johnson! In case you didn’t know this is a series I have been presenting each Tuesday this summer to get […]
From Robert A. Blaylock of Virginia Institute of Marine Science (VIMS) (thirty years ago!) is a pretty fun guide to look through if you’re into historical documents. Yes, that would be me. It is not very up to date on endangered species listing, but was does a fantastic job setting out on its intention “To […]
Weddell Sea is the southern most part of the Atlantic Ocean and is usually ice filled. It was discovered by James Weddell in 1823. Image (c) abc.net.au
May is National Wetlands Month, so what better time to get creative in sharing how much I appreciate wetlands? Here is a new graphic with an overview of 1) four main types of wetlands and 2) why wetlands are important. Wetlands are important because they: … reduce damage from floods. … protect land from storm […]
The Atlantic wolffish (Anarhichas lupus) may look rather frightening, but, the fish will only harm you if it is out of water. This is rather understandable since it is out of its natural habitat. It prefers to live on rocky bottoms of the ocean floor in very deep, cold waters. These fish have high concentrations […]
Here are five facts about the glory and challenges of fish farming. Fish farming and aquaculture has really stepped up due to the demand for the world’s fish consumption, but maybe not in the most sustainable manner like Linda Thornton. 1.) It’s polluting our water It seems as though large fish farm like to cram […]
I would love to share this wonderful squid dissection video from Paul Dewiler, Instructor of Marine Science at the San Diego Mesa College. The video was inspired by his overview during his Ultimate Squid Dissection workshop at the National Marine Educators Associations 2010 conference in Gaitlinburg, TN. He states that the purpose of the video […]
In 1991 the Environmental Protection Agency (EPA) declared May to be National Wetlands Month. They set aside the day to celebrate the economic and ecological value of wetlands and educate America of the natural resource. Throughout the country events take place to encourage you to learn more about wetlands and take action to restore them. […]
It’s going to be a very busy travel weekend this Memorial Day weekend with 34.8 million Americans trekking 50 miles or more from home base. While you’re traveling, please remember to take this Earth Pledge as a reminder on how to treat the beautiful places you’ll be visiting. Also, please acknowledge that Memorial Day is […]
Copyright © 2024 · Free Wordpress Install by FreemiumPress.com
Speak Your Mind