Glass sponge reefs in Hecate Strait, British Columbia, were discovered in 1987 after scientists had believed such reefs died out about 40 million years ago.

the verdict

SUPPORTED

the evidence backs this

Recorded sources

1 source for · 0 against

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Is it true that glass sponge reefs in Hecate Strait, British Columbia, were discovered in 1987 after scientists had believed such reefs died out about 40 million years ago?

Yes. A Wikipedia article on the Hecate Strait and Queen Charlotte Sound Glass Sponge Reefs Marine Protected Area states that prior to their discovery in 1987, glass sponge reefs were believed to have been extinct worldwide since the end of the Jurassic period.

Verdict: SUPPORTED · 1 source for, 0 against · Last checked 2 Oct 2026

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Evidence for · 1

Hecate Strait and Queen Charlotte Sound Glass Sponge Reefs Marine Protected Area

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Hecate Strait and Queen Charlotte Sound Glass Sponge Reefs Marine Protected Area. (n.d.). en.wikipedia.org. https://en.wikipedia.org/wiki/Hecate_Strait_and_Queen_Charlotte_Sound_Glass_Sponge_Reefs_Marine_Protected_Area

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