Scuba Diving Training, How to Scuba Dive | Sport Diver

Dive Training

Improve your scuba diving skills, increase your underwater safety and enjoyment, and take your diving to the next level.

  • Do you frequently have to end the dive before the rest of the group? Follow our dive training tips for breathing and saving air underwater and extend your bottom time.

Dive Accidents and How to Avoid Them

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Underwater Photo Tips and Techniques

Dive Health & Safety

Marine Life Identification Tips

Latest Training Articles

  • Quarry diver with fish

    In this edition of Ask a Marine Biologist, Dr. David Shiffman discusses how organisms get into isolated, human-made habitats.

    There are several avenues for organisms to populate newly-formed bodies of water, including floods and groundwater.
  • Sardine school

    In this edition of Ask a Marine Biologist, Dr. David Shiffman compares two grave threats to wild marine life and places.

    Climate change and overfishing are both wreaking havoc on oceans. Here’s which one should be our priority to fix first.
  • A scuba diver feeds a shark

    In this edition of Ask a Marine Biologist, Dr. David Shiffman answers a question about how divers feeding sharks impacts the broader ecosystem.

    Feeding sharks can be safe and minimally disruptive, but the presence of extra food and sharks in one location repeatedly may have impacts we’re only starting to…
  • A baby sea turtle swims through marine debris

    In this edition of Ask A Marine Biologist, Dr. David Shiffman tackles a question about an ocean conservation issue loaded with misinformation.

    The most effective tactic is prevention, like participating in beach clean ups and supporting policy that reduces plastic reliance.
  • Crab larvae

    In this Ask A Marine Biologist, Dr. David Shiffman answers a question about hydrothermal vent animals!

    Slowly shifting between food oases or dispersing as larvae, are two ways, but scientific understanding is still a bit hazy.
  • Seal with an open mouth

    In this edition of Ask A Marine Biologist Dr. David Shiffman discusses the dawn chorus!

    More than 800 ocean animals use noise to communicate, from whales to fish. That makes the humans sounds under the sea a problem.