Phenology Table for Species Arctopsyche irrorata (retreat-making caddisfly)

Numbers of Specimens Sampled Per Month at Each of Four Elevation Ranges
Meters Elev Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Elev Total
1 to 499m 0 0 0 0 0 1 5 1 2 0 0 0 9
500 to 999m 3 0 0 5 5 21 36 34 20 2 1 2 129
1000 to 1499m 0 0 0 0 0 6 31 17 9 0 1 0 64
1500m or more 0 0 0 0 0 0 0 0 0 0 0 0 0
Totals >>> 3 0 0 5 6 29 73 52 35 2 2 2 209

 

 

 

 

* Note: numbers of data records without elevations are included in the totals row.