Lower Mobile/Tensaw Delta (Protocol 1)
Basic information
Sample name: Lower Mobile/Tensaw Delta (Protocol 1)

Reference: J. W. McCreadie, D. T. Ihle, and P. H. Adler. 2005. Biodiversity of larval damselflies and dragonflies (Insecta: Odonata) in the lower Mobile/Tensaw Delta, Alabama. Southeastern Naturalist 4(2):321-334 [ER 1074]
Country: United States
State: Alabama

Coordinate: 30° 48' 0" N, 87° 47' 24" W
Basis of coordinate: stated in text as range
Geography comments: "in the lower half of the Mobile/Tensaw Delta in Baldwin County"
coordinate is the midpoint of ranges stated in the text
Habitat: temperate coastal river
Substrate: water edge
Habitat comments: "The Delta consists largely of cypress-gum swamps and bottomland hardwood forests, interlaced with streams, canals, bayous, and marshes"
Life forms: odonates
Sites: 12
Sampling methods: no design, other nets
Sample size: 827
Years: 2000, 2001
Days: 10
Sampling comments: "four small (10-m), four medium (ca. 2550-m), and four large (> 75-m) streams were selected... streams were sampled each month from June 2000 to May 2001" except in November and February; "At each site, three sampling stations were selected randomly, and the bankside vegetation at each station was sampled with a D-net for 5 minutes"
collection was of larvae only
Sample: 1584
Contributor: John Alroy
Enterer: John Alroy
Created: 2015-05-23 12:58:31
Modified: 2016-10-21 15:40:20
Abundance distribution
16 species
2 singletons
total count 827
extrapolated richness: 19.1
Fisher's α: 2.814
geometric series k: 0.6945
Hurlbert's PIE: 0.8219
Shannon's H: 1.9990
Good's u: 0.9976
Each square represents a species. Square sizes are proportional to counts.