Hyperventilating before a freedive feels like it helps. It actually masks the urge to breathe and dramatically increases blackout risk. Here's the science and the safer alternative.

Spearguns can be flown - but only as checked baggage, only in specific packaging, and only if you know the airline rules. The complete guide for traveling divers.

Giant black sea bass were nearly wiped out of California waters by 1980. Forty years later they are coming back. The full story of California's largest reef fish.

The mammalian dive reflex is the autonomic adaptation that lets humans dive deep on a single breath. How it works, how to train it, and why it matters for spearfishing safety and performance.

Why Iki-jime is so much better for your fish than just standard bleeding?

Trachea squeeze is the freediving injury most often mistaken for lung squeeze. Different bleeding pattern, different cause, different recovery. Here's how to spot it and prevent it.

Lung squeeze is the most-feared injury in deep freediving. Learn the warning signs, what causes it, how to recover, and how to train so it never happens to you.

Building your Spearfishing gear over time. A 12-month gear roadmap