Well, I guess you can eat Lamprey. But they are a bit small though. I think it's be better if we built a dam up there so that there isn't a need for a bridge. No water, no bridge. Problem solved.
I just called my somewhat-girlfriend and told her about this and then she said "See, I could tell you were always wondering, where my you-know-what is" after I mentionned the different reproductive organs.