National Botanical Gardens (Cussonia leaf litter)
Basic information
Sample name: National Botanical Gardens (Cussonia leaf litter)
Reference: V. P. Butler and C. R. Haddad. 2011. Spider assemblages associated with leaf litter of three tree species in central South Africa (Arachnida: Araneae). African Journal of Ecology 49:301-310 [ER 124]
Geography
Country: South Africa
Coordinate: -29° S, 26° E
Environment
Habitat: tropical/subtropical savanna
Substrate: ground surface
MAP: 450.0
Habitat comments: "The Free State National Botanical Gardens covers an area of approximately 70 ha, which is dominated by open grassland and the gardens themselves" and sampling was within the grasslands
Methods
Life forms: spiders
Site area: 70
Sampling methods: no design,sieves
Sample size: 304 individuals
Years: 2009-2010
Sampling comments: A round sieve (diameter of 45 cm and a height of 10 cm) with a mesh spacing of 8 mm was filled with litter until level with the top of the sieve, and sieved over a white sheet (p. 303)
Metadata
Sample number: 291
Contributor: John Alroy
Enterer: Albert Garcia Selles
Created: 2013-04-10 12:27:02
Modified: 2015-02-23 02:45:04
Abundance distribution
29 species
9 singletons
total count 304
geometric series index: 51.7
Fisher's α: 7.886
geometric series k: 0.8790
Hurlbert's PIE: 0.9150
Shannon's H: 2.7097
Good's u: 0.9705
Each square represents a species. Square sizes are proportional to counts.
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