Quote:
Originally Posted by pete12  what is that stuff concrete or sumthing |
its bristleworm tunnels pete. Thery are a marine invert that build there home on most submerged surfaces. you will see aggregations of it on wharf pylons. They build calcium based tubes not unlike cement and in large numbers it builds up very quickly. The oversalination, due to greatly reduced waterflows, of the lake has resulted in a change in the type of life in the lake. In the not to distant future all freshwater supported lifeforms in the lake will perish.
