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Ships and Whales Square Off in San Francisco Bay. AI is Referee.

Gray whales now frequent San Francisco Bay, a busy port where they face deadly ship strikes. Researchers deployed thermal cameras and AI to alert ships, preventing collisions with these migrating giants.

Nadia Kowalski
Nadia Kowalski
·2 min read·San Francisco, United States·3 views

Originally reported by Mongabay · Rewritten for clarity and brevity by Brightcast

San Francisco Bay has a new, very large, and very hungry tourist attraction: gray whales. Since 2018, these ocean giants have decided the bay is a five-star diner on their epic commute, which is great for whale-watching, less so for the ships trying to navigate one of the busiest ports in the U.S.

Because nothing says "perilous journey" like a 40-ton mammal trying to grab a snack in a shipping lane. This new stopover has led to some rather unfortunate encounters, with over 20 whales dying from ship collisions in 2025 alone. Which, if you think about it, is both impressive and slightly terrifying.

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Enter the heroes of the story: a monitoring system that uses thermal cameras and AI. Its job? To tell massive ships, "Hey, slow down, there's a whale trying to eat here!" Because apparently, that's where we are now.

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Why the Whales Are Here

Turns out, climate change is making the whales' usual Alaskan feeding grounds a bit sparse. So, like any hungry traveler, they're improvising. They're adding a pit stop in San Francisco Bay to fuel up during their 12,000-mile round trip from Alaska to Mexico and back. It's one of the longest migrations of any mammal, and now it comes with an extra side of dodging container ships.

Whale biologists from the Benioff Ocean Science Lab, WhaleSpotter, and the Marine Mammal Center basically built a high-tech whale-spotting network. Thermal cameras scan the water, picking up the heat signatures from whale spouts and bodies when they surface. An actual human then confirms the sighting and tries to figure out which species it is. Because, you know, details.

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This crucial information then goes live on the Whale Safe website, a sort of real-time Waze for whales, alerting mariners and the Vessel Traffic Service. It's a clever bit of tech trying to mediate a very modern problem: ancient migratory patterns meeting 21st-century commerce. All so a few really big fish can get a decent meal without becoming an accidental hood ornament.

Brightcast Impact Score (BIS)

This article describes a positive action: a pilot project using thermal cameras and AI to prevent whale-ship collisions. The solution is innovative and has the potential to significantly reduce whale deaths in a busy shipping area. While currently a pilot, the technology could be scaled to other ports.

Hope28/40

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Reach18/30

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Verification20/30

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Hopeful
66/100

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Sources: Mongabay

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