Phenology Table for Family Elmidae (Riffle beetles)

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 1 19 36 20 47 0 0 4 127
500 to 999m 1 0 0 2 0 58 88 88 110 1 0 10 358
1000 to 1499m 0 0 0 0 0 49 63 21 20 0 3 5 161
1500m or more 0 0 0 0 0 0 0 0 0 0 0 0 0
Totals >>> 5 0 0 2 28 204 225 138 207 3 3 19 834

 

 

 

 

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