I think trash pumps would work better than Semi trash pumps or are they the same thing? I thought they are different. Would a 4" pump work faster...I was thinking of trying the same thing next spring on my small pond. Rent one from home depot and then just return it back to them to worry with.

Goofing off is a slang term for engaging in recreation or an idle pastime while obligations of work or society are neglected........... Wikipedia