'Sea Squirts' Slime Puget Sound


hide captionTunicates, or "sea squirts," have the ability to spread rapidly.

Georgia Arrow

A slug-like creature is damaging the ecosystem of Puget Sound. The so-called "sea squirts" are multiplying like little underwater rabbits, starving out or smothering other sea life.

Host Luke Burbank speaks with marine educator Janna Nichols about the creatures.



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