The Apex Files 🦈 

Hosted by Marine Bio John (143k on TikTok)

Real shark science. Real shark scientist.

Cinematic deep-dives into the ocean’s apex predators, wildlife, and ecosystems — from coastal bays and coral reefs to the open ocean and the abyssal deep sea.

I’m Dr. John Hlavin —
🦈 Shark Conservation & Predator Ecology
👨🏻‍🔬 PhD, University of Miami
🔱 Eckerd College Marine Science Prof 🔜
🦦 Monterey Bay Aquarium Ambassador

If you like sharks, marine biology, and science that doesn’t feel like a lecture — you’re in the right place.