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
Coordinate basis: stated in text

Geography comments: "a natural reserve established in 1791 near the city of Coimbra in the lower Mondego basin"

Environment
Habitat: temperate broadleaf/mixed forest

Altered habitat: disturbed forest

Protection: nature reserve

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 individuals

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 number: 1793

Contributor: John Alroy

Enterer: John Alroy

Created: 2015-10-25 17:37:10

Modified: 2020-01-14 05:30:44

Abundance distribution
35 species
6 singletons
total count 1137
geometric series index: 47.9
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
Each square represents a species. Square sizes are proportional to counts.
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