Olrog's gull (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Olrog's gull" in English language version.

refsWebsite

Global rank English rank

2^nd place

332^nd place

246^th place

88^th place

160^th place

26^th place

20^th place

163^rd place

185^th place

5^th place

2,179^th place

1,991^st place

birdlife.org

"Species factsheet: Larus atlanticus". BirdLife International. Retrieved 2013-12-13.

"Larus atlanticus". NeoTropical Birds. The Cornell Lab of Ornithology. Retrieved 2013-12-13.
"Larus atlanticus". NeoTropical Birds. The Cornell Lab of Ornithology. Retrieved 2013-12-13.

BirdLife International (2018). "Larus atlanticus". IUCN Red List of Threatened Species. 2018: e.T22694286A132538305. doi:10.2305/IUCN.UK.2018-2.RLTS.T22694286A132538305.en. Retrieved 11 November 2021.
Handford, P. (April 1987). "In Memoriam: Claes Christian Olrog, 1912-1985". The Auk. 104 (2): 319–320. doi:10.1093/auk/104.2.319. JSTOR 4087042.

Handford, P. (April 1987). "In Memoriam: Claes Christian Olrog, 1912-1985". The Auk. 104 (2): 319–320. doi:10.1093/auk/104.2.319. JSTOR 4087042.