Petrotilapia nigra (Swedish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Petrotilapia nigra" in Swedish language version.

refsWebsite

Global rank Swedish rank

2iucnredlist.org

88^th place

18^th place

1catalogueoflife.org

1,087^th place

20^th place

catalogueoflife.org

Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (red.) (23 oktober 2011). ”Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist.”. Species 2000: Reading, UK. http://www.catalogueoflife.org/annual-checklist/2011/search/all/key/petrotilapia+nigra/match/1. Läst 24 september 2012.

iucnredlist.org

oldredlist.iucnredlist.org

2006 Petrotilapia nigra Från: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2 <www.iucnredlist.org>. Läst 24 oktober 2012.

iucnredlist.org

2006 Petrotilapia nigra Från: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2 <www.iucnredlist.org>. Läst 24 oktober 2012.