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It’s a harsh reality, but even our choice of phone case or mattress may not be an easy one if we’re concerned with how we affect our environment. In this 5th installment of “We affect what goes in our watershed” (see posts on fertilizers, marine debris, petroleum, and pharmaceuticals), it’s all about PBTs (persistent, bioaccumulative […]
Ocean Frontiers is a movie you cannot miss the opportunity to watch. If not because you are genuinely interested in a film that outlines the transition of thought from the “the outlook is grim for the future of the ocean” to “there is a light at the end of the tunnel for our ocean“, then […]
This isn’t the typical list of the most popular Beach Chair Scientist posts throughout the year. Those posts typically include questions typed into a search bar such as ‘Do sharks have bones?’ or ‘How much salt is in the ocean?’. Not surprisingly, my favorite posts aren’t focused on straight up interpretation, but rather have more […]
Stingrays and sharks are very closely related. They belong to a group of fishes called the elasmobranchs. All elasmobranchs have 1) skeletons made of cartilage (the flexible material that makes up the tip of our nose and ears) and 2) 5-7 gill slits. Elasmobrachs includes sharks, rays, and skates. It’s not entirely incorrect to think […]
Not in the traditional sense that you and eye see, I mean, you and I see. Sea stars (Sidenote: since they are not ‘fish’ sea stars, as opposed to starfish, is more appropriate) have an eyespot at the tip of each “leg”. These eyespots can distinguish between light and dark and other stimuli and the […]