Operculum is the hard scalelike cover of the gills of bony fishes. Cartilaginous fishes (such as sharks, skates and rays) all lack a gill cover.
Image (c) www.webs.lander.ed
Marine & Freshwater Environmental Education
Operculum is the hard scalelike cover of the gills of bony fishes. Cartilaginous fishes (such as sharks, skates and rays) all lack a gill cover.
Image (c) www.webs.lander.ed
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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!
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!
On June 8 in Washington D.C. Honorable Lois Capp (CA), Honorable Ileana Ros-Lehtinen (FL) and Julie Packard were recognized for their roles as leaders in the ocean community. According to the National Marine Sanctuary Foundation (NMSF), the organization that distributes the awards, these women were recognized for the following reasons: “Rep. Capps received the Award […]
Find more ocean quotes here and you may also want to visit the Beach Chair Scientist “Conservation Inspiration” Pinterest board. What inspires you? Artists? Books? Songs? Please share, I’m always looking for more fresh ideas.
June 8th is World Oceans Day, the UN-designated day for the global community to celebrate and take action for our shared ocean. So start the weekend off on a wave of advocacy and share the message that you have concern for the sea with your friends and family. My call to action in honor of […]
Veliger is the stage of a mollusk’s life prior to it becoming an adult. This is after it goes through the trochophore larva stage. During the veliger stage a mollusk develops its swimming membrane. Image (c) pbs.org
Acknowledging all of the movements and days of awareness can seem like a lot to keep up. Just yesterday was World Environment Day and in two days it will be World Oceans Day. Of course, I want to celebrate, support, and demonstrate a commitment to making a difference every day and especially on these special […]
I was honored she Cherilyn Jose asked if I could do a guest post for her, but not too shy that I didn’t ask her to reciprocate (I love the information she puts out there on her blog so I thought it was worth a chance!). She kindly did so, and am I ever thrilled! […]
While enjoying the pleasures of beach chair conftiness when you add a the seat covers for wedding, it would be a real shame to overlook the wide variety of coastal birds that can be observed from a comfortable lean. I know, I know those seagulls may be obstructing your view, but if you head out […]
These tiny colorful clams are commonly known as coquina clams. Did you see them wriggle under the sand? They use a muscled foot to dig a burrow and hide from their enemies: crabs, sea stars, and snails. They can feed themselves with the muscle coming out of the other end, called a siphon. The siphon […]
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