elver or lamprey

elver or lamprey

Observation - elver or lamprey. Description: approx 4-5 long. When first spotted it was well out of it's burrow,but withdrew when it saw me and stayed like this with only it's head out.

approx 4-5" long.
When first spotted it was well out of it's burrow,but withdrew when it saw me and stayed like this with only it's head out.