s h a r k s a n d r a y s
David A. Ebert, one of the paper's authors who shared this research with the Everblue team, is a world expert on shark-like rays. He is the Program Director at the Pacific Shark Research Center and a researcher at Moss Landing Marine Laboratories, both located in California. His exciting current research looks into learning more about undiscovered and understudies species of cartilaginous fishes - after all, sharks are famous, but what about the wedgefish? Read this week's lesson to see for yourself!
Click the PDF icon to download this lesson!
Sharks and rays and shark-like rays, oh my! Welcome to the wonderful world of cartilaginous fishes. This week, students will learn all about different kinds of sharks and their relatives! Students will use a key to correctly identify different species, and will learn about fishing pressure on sharks and how to protect them! This week’s lesson is based on a paper that was just published this year called “The thin edge of the wedge: Extremely high extinction risk in wedgefishes and giant guitarfishes.