Earthworm ID can be tricky. Many species show variability when it comes to their ID features, and this can make it difficult for recorders as they struggle to match their specimen with the image presented to them in their ID key. The tubercula pubertatis (TP) of one Lumbricus rubellus may look the same as the other examples of this species from the same site but appear different on specimens of the same species from a different site.
Last September I attended an earthworm research conference organised by Earthworm Research Groups from the University of Central Lancashire (UCLan) and Universi
A second edition of the AIDGAP Earthworm identification key has been produced and will be available from April.