Mitchell Falls (laterite)
Basic information
Sample name: Mitchell Falls (laterite)
Reference: A. N. Andersen, J. Lanoue, and I. Radford. 2010. The ant fauna of the remote Mitchell Falls area of tropical north-western Australia: biogeography, environmental relationships and conservation significance. Journal of Insect Conservation 14(6):647-661 [ER 2122]
Geography
Country: Australia
State: Western Australia
Coordinate: 14° 48' S, 125° 41' E
Coordinate basis: stated in text
Geography comments: "in and around Mitchell River National Park... The laterite sites were located along a 30 km stretch of the Port Warrender Rd., which runs parallel to, approximately 15 km east of, the Mitchell River"
Environment
Habitat: tropical/subtropical dry broadleaf forest
Protection: national/state park
Substrate: ground surface
Disturbance: recent fire
MAP: 1550.0
Habitat comments: "most of the 1550 mm mean annual rainfall "occurs "during the summer wet season (November–April)"; samples are from "the lateritic Mitchell plateau, supporting eucalypt-dominated open forest on red loams"
Methods
Life forms: ants
Sampling methods: quadrat,pitfall traps
Sample size: 17865 individuals
Years: 2007
Days: 4
Seasons: dry
Nets or traps: 320
Net or trap nights: 1280
Sampling comments: "Ants were sampled using 40 pitfall traps" at each of eight sites; "Thirty-six traps were placed at 5 m intervals along the perimeter of a 50 m × 40 m plot, with the remaining four at the corners of a 20 m × 20 m square within the centre of the plot... Traps were operated for 4-day periods in June (sandstone sites) and July (laterite sites) 2007"
Metadata
Sample number: 2100
Contributor: John Alroy
Enterer: John Alroy
Created: 2016-06-16 13:25:26
Modified: 2018-06-30 11:01:18
Abundance distribution
113 species
24 singletons
total count 17865
geometric series index: 164.1
Fisher's α: 16.116
geometric series k: 0.9285
Hurlbert's PIE: 0.8906
Shannon's H: 2.7873
Good's u: 0.9987
Each square represents a species. Square sizes are proportional to counts.
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