Table 1 Electronic databases searched to identify literature on intraspecific outbreeding

^†BIOSIS previews

All

http://apps.webofknowledge.com/

^†Copac National, Academic, & Specialist Library Catalogue

Search limited to theses only

http://copac.ac.uk/

^§†Countryside Council for Wales Library Catalogue

All

https://www-library.ccw.gov.uk/

^†Dissertation Abstracts (Proquest dissertations and theses)

Search limited to dissertations and theses only

http://search.proquest.com/index

^†Electronic theses online service (ETHOS)

All

http://ethos.bl.uk/

^†ISI proceedings

All

http://apps.webofknowledge.com/

ISI Web of Science

All

http://apps.webofknowledge.com/

^§†Joint Nature Conservation Committee publications catalogue

All

http://jncc.defra.gov.uk/page-2183

^§†Natural England Publications and Products Catalogue

All

http://publications.naturalengland.org.uk/

SciVerse Science Direct

All

http://www.info.sciverse.com/sciencedirect

SciVerse Scopus

All

http://www.scopus.com/home.url

Scirus

Searches limited to first 50 results from journals-only searches

http://www.scirus.com/srsapp/advanced/

^§†Scottish Natural Heritage

All

http://www.snh.gov.uk/publications-data-and-research/publications/search-the-catalogue/