Reference citation:
J.R. Erichsen Jones. (1949). A Further Ecological Study of Calcareous Streams in the 'Black Mountain' District of South Wales. Journal of Animal Ecology. 18(2), pp. 142-159.

Source citation:
Global Web Database (http://globalwebdb.com): an online collection of food webs. Accessed via https://www.globalwebdb.com/Service/DownloadArchive on 2017-10-12.

Source archive URL:
https://github.com/globalbioticinteractions/globalwebdb/archive/12f2c1ad026e634aea47dc40c0a5e9d463165058.zip

Reference citation:
J. R. E. Jones, 1949. A further ecological study of calcareous streams in the "Black Mountain" district of South Wales. J. Anim. Ecol. 18:142-159, from pp. 154-55, 157.

Source citation:
Semantic Prototypes in Research Ecoinformatics (SPIRE). Data provided by Joel Sachs. See also http://ebiquity.umbc.edu/get/a/publication/297.pdf .

Source archive URL:
https://github.com/globalbioticinteractions/spire/archive/b2f52536ed93797820e4295fe1097310d37ddbaa.zip