Mata Nacional do Choupal
Basic information
Sample name: Mata Nacional do Choupal

Reference: J. C. Cruz, J. A. Ramos, L. P. da Silva, P. Q. Tenreiro, and R. H. Heleno. 2013. Seed dispersal networks in an urban novel ecosystem. European Journal of Forestry Research 132(887):897 [ER 1303]
Geography
Country: Portugal

Coordinate: 40° 13' 24" N, 8° 27' 53" W
Basis of coordinate: stated in text
Geography comments: "a natural reserve established in 1791 near the city of Coimbra in the lower Mondego basin"
Climate and habitat
Habitat: temperate broadleaf/mixed forest
Altered habitat: suburban
Substrate: ground surface
MAT: 15.0
MAP: 975.0
Habitat comments: "mixed deciduous suburban woodland... The woodland is used mainly for recreation, leisure and sports, receiving approx. 200, 000 visitors per year"
"The climate is predominantly Mediterranean with an Atlantic influence"
Methods
Life forms: birds
Sampling methods: no design, mist nets
Sample size: 1137
Years: 2011, 2012
Days: 28
Nets or traps: 6
Net or trap nights: 168
Sampling comments: "The study was divided in three periods between July 2011 and February 2012... Birds were captured during 28 mist-netting sessions performed weakly during the same period, on days of favourable weather, totalizing 140 trapping hours... six 12-m-long ecotone mist nets were opened at sunrise and checked every half hour during five consecutive hours"
Metadata
Sample: 1793
Contributor: John Alroy
Enterer: John Alroy
Created: 2015-10-25 17:37:10
Modified: 2015-10-25 17:37:10
Abundance distribution
35 species
6 singletons
total count 1137
Fisher's α: 6.836
geometric series k: 0.8429
Hurlbert's PIE: 0.8691
Shannon's H: 2.5751
Good's u: 0.9947
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