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Some years ago, I had occasion to collect a water sample from a small pond south of Lake Manitoba. The fun part was going back to the lab and looking at a drop of the sample under the microscope. I was sampling lakes and ponds every day, but on this occasion I screamed at what I saw. There before my wondering eyes were relatively large, brownish algal cells with fierce looking spines. They were spinning slowly as I watched.

Some years ago, I had occasion to collect a water sample from a small pond south of Lake Manitoba. The fun part was going back to the lab and looking at a drop of the sample under the microscope. I was sampling lakes and ponds every day, but on this occasion I screamed at what I saw. There before my wondering eyes were relatively large, brownish algal cells with fierce looking spines. They were spinning slowly as I watched.

Some years ago, I had occasion to collect a water sample from a small pond south of Lake Manitoba. The fun part was going back to the lab and looking at a drop of the sample under the microscope. I was sampling lakes and ponds every day, but on this occasion I screamed at what I saw. There before my wondering eyes were relatively large, brownish algal cells with fierce looking spines. They were spinning slowly as I watched.

Some years ago, I had occasion to collect a water sample from a small pond south of Lake Manitoba. The fun part was going back to the lab and looking at a drop of the sample under the microscope. I was sampling lakes and ponds every day, but on this occasion I screamed at what I saw. There before my wondering eyes were relatively large, brownish algal cells with fierce looking spines. They were spinning slowly as I watched.