[Gamecock]

The affected stretch had to be closed, meaning boats could not travel along that bit of the canal.

I'm glad they finished the thought on that one. I thought boats would be able to travel through a closed, dried out canal.

more than 10,000 fish were rescued

10,000 fish in a 70 meter stretch of water? That's a lot of fish!

[gundog]

I’m sure a lot of them came from “upstream.”

[Real Cynic No More]

Well, the fish were obviously washed from upstream, not merely contained within the 70 meters.