Eels in the river

Eels have declined by 95% across Europe in the last 25 years and no one knows why. But, they seem to be at home in the River Frome judging by this clip sent to us from a family that went fishing for tiddlers. It's a great sign that the river is healthy and not polluted and of course eels a food for herons, one of the birds we regularly see by the river