Riffles
Effect DF F p
Structure Type 3 0.44 0.724
Year 4 55.80 <0.0001
Structure Type × Year 12 0.96 0.490
Pools Pools Pools Pools
Effect DF F p
Structure Type 6 1.21 0.301
Year 4 2.89 0.023
Structure Type × Year 24 2.09 0.003