Weird NewsPET OF THE DAY
Japan's marine DNA study finds 126 fish species farther north
Researchers from the Okinawa Institute of Science and Technology analysed 2,672 water samples from 316 locations; the fish themselves declined to be photographed.
Watch it as it aired: Hank Ledger and Vera Bullock on this story, from BBN Newsroom at 1:15 PM ET. Cartoon anchors, real headline: the facts are Phys.org's, the jokes are ours.
At a glance
- First reported by Phys.org: “Japan's largest marine DNA study detects 126 fish species farther north than previously recorded”.
- Covered on BBN on Monday, October 26, 2026, at 1:15 PM ET on BBN Newsroom, by Hank Ledger and Vera Bullock.
- Topics: DNA, Japan.
- BBN covered this story before: Chainsaw robots help keep trains running in east Japan (October 26).
The real story
The reporting behind this segment. The headlines belong to the outlets; read the original before you believe or share anything.
What BBN said about it

Hank Ledger · Lead AnchorResearchers in Japan found one hundred twenty-six fish species living farther north than anyone had recorded, and they did it by testing the water, the Phys.org report says.

Vera Bullock · Co-AnchorWhich means we have a ceremony. BBN's Animal of the Day goes to the northbound fish of Japan, all hundred twenty-six species of them.

Hank Ledger · Lead AnchorNobody saw them, Vera. Scientists took twenty-six hundred seventy-two water samples at three hundred sixteen locations and read the DNA the fish left behind.

Vera Bullock · Co-AnchorSo they were so committed to the move that they left evidence. Their official title is Most Likely to Have Been Here.

Hank Ledger · Lead AnchorCareer stat line: seven years, two thousand seventeen through twenty twenty-four, and not one headshot.

Vera Bullock · Co-AnchorAnd two of them are Japanese scad and blacktip grouper, which fishermen actually care about.

Hank Ledger · Lead AnchorThe lead researcher, Timothy Ravasi, says fishermen are already pulling up different catches than a few decades ago. So they noticed first.

Vera Bullock · Co-AnchorLet's be clear, these fish did not flee north. They pursued a northern opportunity, and left a sample.

Vera Bullock · Co-AnchorI'm a little emotional.

Hank Ledger · Lead AnchorThe trophy is in the water. Somebody just has to test the water.
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- Japan's anti-bear robot dog Hacchan barks from a speaker · Japan Today
- Chainsaw robots help keep trains running in east Japan · Japan Today
- Japan's marine DNA study finds 126 fish species farther north (this story)
From the archive: everything BBN aired on Monday, October 26, 2026 · the Weird News archive · all months

Photo: Reading Tom · CC BY 2.0 · Wikimedia Commons · altered by BBN
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Photo: NASA · CC BY 4.0 · Wikimedia Commons