Shannon Point visit

I believe that the organism I found was a Clown nudibranch. I saw this organism in the lab, in a tray. The Clown nudibranch was lying in the corner of the tray, with its body layed out in a way that allowed it to avoid touching the tray walls. I think that the Clown nudi
branch's ecological role is, eating different sedentary organisms from
the intertidal zone to around 40 meters deep. The most interesting thing I saw on this trip to Shannon Point was the variety and high populations of organisms we caught by just a few minutes
of dragging the net on the bottom of the ocean. The variety of organisms caught, and some of their populations were way beyond what I expected. Something I learned today that changed my perspective on the coast of the Pacific Northwest is that in the Pacific Northwest, there are organisms with tropical colors, which I did not expect from an environment with so many dark colors and shades. A question that I came up with on my trip to Shannon Point is, how does the same species of organism have members that live in the intertidal zone and members that live in deeper zones? Why does this happen?

Comments

  1. I agree that it's kind of amazing how many organisms were caught in such a small area. I can only think of how many must have been in the entire bay, let alone in the ocean's of the world. Quite a lot indeed.

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  2. Hi Kyle,

    Your questions is mine as well. Whenever we find organism from both surface; at the beach during low tide (intertidal zone) and deep ocean floor (at least 90 meters below at the Shannon beach), it makes me wonder too. Good example is crabs, sea cucumbers, anemones, starfish, and Speckled Sandals larvae (this one was found at the Carkeek Park). Does anyone can answer this?

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  3. Hey Kyle, now that I think about it, I also seen some organisms in the intertidal zone in the subtidal zone! I am also wondering how theyre in both zones like how does that work?

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