Operating range of small tank locos

[Compound2632]

On 08/11/2021 at 12:28, doilum said:

Did I read recently of a case where eels were deliberately kept in the loco tender to keep the water weed free?

 

Yes; although I think that tank of a tank engine and I rather think the tale continued with a condensing locomotive being allocated to the line in question, with unfortunate consequences for the eels.