Xiphosura is the order of the Atlantic horseshoe crab and its three closest living related species.
Marine & Freshwater Environmental Education
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Maryland moves closer to banning microbeads
Reported on the Baltimore Sun’s B’More Green blog, “Consumer products such as toothpaste and cosmetic scrubs containing tiny plastic “microbeads” could be banned from store shelves in Maryland after 2018 under a bill unanimously approved Thursday by the state Senate”. These means that if the bill passes the House, “Maryland will be the second state […]
Sand
Sand from islands or tropical sites have sand that is high in Calcium, since seashells are rich in Calcium and are broken down to form sand there. Inland lake, river, stream and pond sands are high in Silicon, since rocks are composed of various types of silicates which break down to form sand there. Most […]
It’s on: Summer Sustainability Creativity Challenge!
Summer is here and what better time of year to show your devotion to the ocean with some fun and creativity? Inspired by 1) the trio of huge fish made from plastic bottles constructed as a display during the United Nations Conference on Sustainable Development this past month and 2) my new found skill at […]
Answers to “Test your knowledge of sea stars”
Answers to “Test your knowledge of sea stars” from December 31, 2009. True or False: Sea stars are fish. They are echinoderms, a group of invertebrates. Invertebrates have no backbones. All fish have backbones. True or False: Sea stars are closely related to sea cucumbers, sea urchins and brittle stars. True or False: Sea stars […]
Wednesday Wisdom: Sarah Kay
Find more great ocean and conservation quotes here and please feel free to share with your friends and family! Also, ask away! If you have a question about something you found on the beach or just something you’re curious about just send an email to info@beachchairscientist.com or tweet us!
Christmas critter countdown: Star puffer
Did you know some species of puffers and other fish can live in both fresh and saltwater? It’s called euryhaline. Like … rhymes with “your-e-hey-leen!”. What’s it called when an animal isn’t this adaptable? Find out here.
Carnival of the Blue #44 – December 30 deadline
Hey there! We have some very exciting updates for you today. First of all, I want to say that November was a slow month for posts since I was busy taking care of a little newborn. The next generation of Beach Chair Scientist was born November 3. All are happy and healthy. Secondly, can you […]
Osprey platforms: Foundations that helped a comeback
Those huge platforms along the causeways are there for a very important reason. Osprey build their nests on them. They’ll also build their nests on any open platform free from predators and near shallow water. But, the man-made platforms have really help to bring back populations of osprey after their sharp decline in numbers due […]
Eight quotes to remember
I’ve been exploring a lot of new museums lately since I just moved to the Chicagoland area. One thing I’ve noticed is the abundance of inspirational quotes on walls. I love this method of making use of space and design. However, many (many, many) of them are quotes from men. It’s no surprise given that […]
Do all horseshoe crabs molt?
All horseshoe crabs molt – until they reach adulthood. They grow on average a quarter of their size each time they shed. Females grow to be about two feet across and males a bit smaller. Molting occurs several times during the first few years and slows as they age. It usually takes 17 molts to […]
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Top posts & pages from BCS …
- Hurricane vs. Cyclone vs. Typhoon
- A House for Hermit Crab
- How to handle a horseshoe crab
- Snot's your house
- Wednesday Wisdom: Various quotes (Alaska scenes)
- A naturalist's must-see destination: Fossil Hunting at Bayfront State Park in Chesapeake Beach, MD
- Belly biology creates lasting memories
- Five awful puns about courtship in the sea
- Horseshoe crabs confirmed as members of arachnid family
- Beyond the bag: Other plastics being banned
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