Ipassa Reserve (large rainy season)
Basic information
Sample name: Ipassa Reserve (large rainy season)
Reference: N. van Vliet, R. Nasi, and J. P. Lumaret. 2008. Factors influencing duiker dung decay in north-east Gabon: are dung beetles hiding duikers?. African Journal of Ecology 47:40-47 [ER 363]
Geography
Country: Gabon
Coordinate: 1° 31' N, 13° 48' E
Latlng basis: based on nearby landmark
Geography comments: "close to the IRET (Institute of Tropical Ecology) research station" (coordinate based on Ipassa Makokou Biosphere Reserve)
Environment
Habitat: tropical/subtropical dry broadleaf forest
Protection: biosphere reserve
Substrate: ground surface
MAT: 23.9
MAP: 1672.0
Habitat comments: "a transition forest between the evergreen and deciduous forests" with two rainy and two dry seasons
Methods
Life forms: scarab beetles
Site length: 450.0
Sampling methods: line transect, baited, pitfall traps
Sample size: 243 individuals
Years: 2005, 2006
Days: 9
Seasons: wet or monsoon
Nets or traps: 10
Net or trap nights: 90
Basal area status: not applicable
Sampling comments: "ten pitfall traps, separated by 50 m and baited with fresh red duiker dung" that were trapped over one day and night each month during nine months scattered across a 13 month period
this sample combines counts of beetles captured during the day and overnight (listed in separate tables)
this sample combines counts of beetles captured during the day and overnight (listed in separate tables)
Metadata
Sample no: 693
Contributor no: John Alroy
Enterer: John Alroy
Created: 2014-04-01 14:17:13
Modified: 2020-05-29 10:12:29
Abundance distribution
Each square represents a species. Square sizes are proportional to counts. Values are logged.
Statistics
20 species
2 singletons
total count 243
geometric series index: 26.7
Fisher's α: 5.165
geometric series k: 0.8148
Hurlbert's PIE: 0.897
Shannon's H: 2.5432
Good's u: 0.9918
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