Ecological Archives E089-024-A2

Nessa E. O'Connor, Jonathan H. Grabowski, Laura M. Ladwig, and John F. Bruno. 2008. Simulated predator extinctions: predator identity affects survival and recruitment of oysters. Ecology 89:428–438.

Appendix B (Table B1). Results from ANOVA testing planned comparisons of different combinations of predators with and without blue crabs on (a) juvenile oyster survival (ArcSin transformed), (b) oyster recruitment (square-root transformed), and (c) percentage organic matter (square-root transformed). n = 5. Nested factors are displayed in brackets.


Comparisons with and without blue crabs

 

 

 

 

 

 

 

 

 

 


Source of variation

 

(a)

 

 

(b)

 

 

(c)

 

 

 

df

MS

F

P

MS

F

P

MS

F

P

blue crabs = C

1

6633.8302

42.53

0.0006

6.9444

2.96

0.1361

0.4080

6.91

0.0391

Treatments = T(C)

6

155.9865

0.58

0.7411

2.3460

11.45

0.0000

0.0590

3.07

0.0174

Residual

32

267.5133

 

 

0.2048

 

 

0.0192

 

 




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