BG will do fine with clay , sand or gravel. Gravel is best followed by sand then clay IMO. Here are the links to back to back discussions of BG nesting , survival and substrate types.

http://www.pondboss.com/forums/ubbthreads.php?ubb=showflat&Number=61272&fpart=1

http://www.pondboss.com/forums/ubbthreads.php?ubb=showflat&Number=7628&fpart=1

BTW nice looking pond in the making. What is the plan for keeping the sand in place ?

Pics help also.

























Last edited by ewest; 05/26/08 07:40 AM.