Marine & Freshwater Environmental Education
In order to breathe sharks have to keep moving. They have to engulf water to extract the oxygen in the water and then the rest of the water filters out of their gills. If the water current is very strong they can stay still.
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This is too much fun not to share! Have a nice Sunday Funday.
Bony fish have a swim bladder, a gas filled sac. The swim bladder originates as part of the belly. The swim bladder aids in creating an equilibrium with what is going on inside the fish and the surrounding water. Some fish have a bladder that is part of the respiratory system, called an air bladder. […]
Ocean acidification (OA) is the process by which the ocean absorbs carbon dioxide (CO2). This process creates chemical reactions that reduce 1) seawater pH, 2) carbonate ion concentration, and 3) saturation states of biologically important calcium carbonate minerals (the minerals floating within the water column that many shellfish absorb to create stronger shells). Here are […]
Ok, maybe not so much in the title. Did you know sharks have roamed the earth for 400 million years and have been instrumental in maintaining healthy ocean ecosystems? They’re amazing creatures and in case you’re actually interested in learning about sharks (instead of becoming frightened by them while watching Shark Week), here are 12 […]
You might think that sharks are a predator that we want to eradicate, but that’s far from the truth of the matter. For a healthy ocean we need the top predator. For 5 species of sharks – oceanic whitetip, scalloped hammerhead (pictured below), great hammerhead, smooth hammerhead, and porbeagle sharks – there was some inspiring […]
Happy Chinese New Year … Year of the (Sea) Dragon! January 23 will bring a very significant celebration for those that live by the sea … it is the year of the water dragon which only occurs every six decades! To commemorate such an occasion, BCS will highlight two very remarkable and elaborate dragons found […]
Antarctic Art Contest: Students and professionals alike are invited to submit written or visual pieces about the WAIS Divide. Specifically, it’s suggested that pieces focus on water isotopes, CO2 and methane gases, radar imagery, or imagery of ice samples. Deadline is October 1st. Children’s Art Mangrove Calender: Elementary-aged school children invited to create art expressing […]
Are your kids interested in a career on the water? Sounds like a great time to check out this video and go out lobster fishing with the award winning Aqua Kids! They’ll learn from teen lobster fishermen in Maine some of the challenges of the job (e.g., timing how long their nets are in the […]
“A marine protected area (MPA) in the ocean is similar in concept to what a national park is on the terrestrial environment.” Shifting Baselines There are many terms that mean ‘MPA’, including: sanctuaries, parks, preserves, or natural areas. All of these areas have some boundary in the oceans and are protected by either the Department […]
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What about the Port Jackson Shark — I had read somewhere that that is the one shark that can lie still and still be OK, is this fact or rumor?