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David Shiffman, Ph.D.

Dr. David Shiffman is a marine conservation biologist who studies threatened sharks and how to protect them.

David Shiffman, Ph.D. Articles

What 50 Years of Shark Surveys Have Revealed

The Virginia Institute of Marine Science shark survey is the world’s longest-running fishery-independent shark population survey. Here’s what they’ve learned in 50 years.

The Ocean Networking Organization You Should Know About

Breaking into the world of ocean science and conservation can feel overwhelming. The Women’s Aquatic Network helps women build connections and gain professional development training to navigate their careers with confidence.

How Deep-Sea Creatures Survive Extreme Pressure

In this edition of “Ask a Marine Biologist,” Dr. David Shiffman discusses a challenging environment for marine life.

What Are the Best Schools to Study Marine Biology?

In this edition of “Ask a Marine Biologist,” Dr. David Shiffman gives aspiring marine scientists things to consider when looking for in a college or university.

The Newest Marine Sanctuary Beckons Wreck Divers to Explore the Great Lakes

Lake Ontario National Marine Sanctuary, designated this summer, offers cultural and historical diving gems.

Why Do Sea Turtles Return to the Same Beach?

In this edition of “Ask a Marine Biologist,” Dr. David Shiffman answers a question about sea turtle natal homing.

On a Mission to Preserve the Arctic

As industrial-scale fishing and shipping ventures make their way into the Arctic, one group is working to keep this secluded region as pristine as possible.

Do Dive Lights Harm Manta Rays?

Shining bright plankton-attracting lights is a common practice to lure giant manta rays for nighttime viewings, but can the seemingly harmless spectacle actually harm these gentle giants?