There was a slight exaggeration, just after the sun went down and the water surface water temp dropped I counted about 15,000. My new guess is that they go deep to avoid the heat and some get the bends and die. Although, based on my past experience the tadpole soup is also very likely. One chili pepper for each tad, a dash of fish sauce, I can almost hear my neighbors slurping now.

1/4 & 3/4 acre ponds. A thousand miles from no where and there is no place I want to be...
Dwight Yoakam