Research Article

Perch Selection by Three Cooccurring Species of Celithemis (Odonata: Libellulidae): Testing for a Competitive Hierarchy among Similar Species

Table 2

ANOVA describing the direct and interactive effects of species (“species”) and sampling period (“month”) on (a) perch height and (b) perch distance from open water, for males of Celithemis ornata, C. elisa, and C. fasciata at Ashmore Heritage Trust Preserve, Greenville County, USA.
(a)

SourcedfType III SSMS

Species25475.4922737.74628.7090.0001
Month24684.5032342.25124.5610.0001
Species × month43613.844903.4619.4740.0001
Error80776958.34595.364

(b)

SourcedfType III SSMS

Species29028.4254514.2126.1080.002
Month212965.4446482.7228.7720.0001
Species × month429343.4587335.8659.9260.0001
Error807596397.391737.030