Home » Tag Archives: MARINE ECOSYSTEMS

Tag Archives: MARINE ECOSYSTEMS

Giraffes, parrots, oak trees, cacti among many species facing extinction

It may be surprising to learn that even giraffes, parrots, and oak trees are included in the list of threatened species, as well as cacti and seaweed. Seaweed is one of the planet’s great survivors, and relatives of some modern-day seaweed can be traced back some 1.6 billion years. Seaweed plays a vital role in marine ecosystems, providing habitats and ...

Read More »

Scientists take a deep dive into how ‘elasmobranchs’ use the ocean depth

Samantha Andrzejaczek, a postdoctoral research fellow at Stanford’s Hopkins Marine Station, (second from right) tagging a tiger shark./Alex Kydd

Using sophisticated electronic tags, scientists have assembled a large biologging dataset to garner comparative insights on how sharks, rays, and skates – also known as “elasmobranchs” – use the ocean depths. While some species spend their entire lives in shallow waters close to our shores on the continental shelf, others plunge hundreds of meters or more off the slope waters ...

Read More »
error: Content is protected !!