Commensalism of ‘Nereis Fucata’ (Polychaeta)

Synopsis

The marine annelid ‘Nereis fucata’ lives in snail shells inhabited by hermit crabs (here ‘Pagurus bernardus’). There have been no morphological adaptations. The important behavioural elements (i.e. entering the shell, obtaining food, fighting, locomotion and irrigation) are all present in free-living related species. Also shows the biotope, population density, positive seismotaxis, thigmotaxis, function of mucus secretion, swarming of the mature animals.

Language

English

Country

Germany

Medium

Video; Videocassette. VHS. col. 17 min.

Year of production

1971-81

Availability

Sale; 1996 sale: £25.00 (+VAT +p&p)

Subjects

Biology

Keywords

annelids; marine animals

Credits

Writer

H Goerke

Production Company

Name

Institut für den Wissenschaftlichen Film

Distributor

Name

Learning on Screen - the British Universities and Colleges Film and Video Council

Email

services@bufvc.ac.uk

Web

http://bufvc.ac.uk External site opens in new window

Phone

020 3743 2345

Address

York House
221 Pentonville Road
London
N1 9UZ

Notes

The Learning on Screen distribution library is currently only available in part. Please contact us with any individual queries. The two series of InterUniversity History Film Consortium films which make extensive use of archive footage been digitised for free, online viewing by UK HE institutions - see Learning on Screen InterUniversity History Film Consortium Films (qv).