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level: Earthworm Identification

Questions and Answers List

Question	Answer
Dark, red-headed earthworms Small sized, about the length of a matchstick Fast moving	Epigeic (litter-dwelling earthworms)
Pale-coloured and green (not red). Small to medium size. Often curl up when handled.	Endogeic (topsoil earthworms)
Which earthworms emit a yellow fluid?	Green Endogeic earthworms
What are the most common earthworms to be found in arable fields?	Endogeic earthworms are
Milky coloured worms with red or black pigmentation towards the head. Large sized, about the size of a pencil. Make deep vertical tunnels.	Anecic (deep burrowing earthworms)
Which type of earthworm is most common in grassland?	Anecic earthworms are
How many earthworm species are there in agricultural soils?	Up to 10
What group of earthworms are most sensitive to tillage?	The Epigiec group
What are the roles of the Epigiec group of earthworms?	Carbon cycling and prey for birds
What is the role of the Endogiec group of earthworms?	Soil aggregation and nutrient mobilisation for plants
What is the role of the Anecic group?	Deep burrows that improve soil aeration, water infiltration and root development.
What is a clear indicator that an earthworm is an adult and not a juvenile?	The 'saddle' or reproductive ring