Saturday, July 28, 2007

Cleaner Wrasse and Triggerfish

Snorkeling on Tuesday was excellent. We saw a lot more fish than we had at other spots and we saw new kinds of fish we'd never seen before. The most interesting thing we saw wasn't just a new kind of fish, but two new kinds of fish interacting with each other. The small blue and yellow fish are cleaner wrasse and the big ones are a kind of triggerfish I haven't been able to identify yet. The triggerfish just hang out in one spot while the wrasse dart around them and peck at their gills when there's an opening. I guess I'd already seen this in books and on TV, so I knew what was happening. What I didn't know was that the wrasse stay at their "cleaning stations" while other fish take turns getting cleaned. After a couple minutes, the first two triggerfish moved aside and two that had been waiting nearby took their place. The wrasse just stayed in their little area around the coral while all different types of fish passed through for cleaning. The whole process was very orderly, no pushing or shoving. It was hard to tear ourselves away, but our fingers were starting to prune and there was still lots more to see.

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