You have a species of Tanaidacea
Body cylindrical, often tube-dwelling; chelate gnathopods.
No introduced species in northern European waters are present.
You may use data, pictures,information etc. available ad the site, as long as you refere to the sourse.
The database as a whole is to be cited as follows:
NOBANIS. Available from http://www.NOBANIS.org. Data of access x/x/201x