Phenology Table for Family Ephemerellidae (Spiny crawler mayflies)

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 27 24 35 3 17 0 0 13 119
500 to 999m 19 1 2 11 106 190 212 153 86 8 2 47 837
1000 to 1499m 0 0 0 0 4 130 164 57 14 0 3 9 381
1500m or more 0 0 0 0 0 0 0 0 0 0 0 0 0
Totals >>> 25 1 2 11 212 454 423 218 128 13 6 69 1,562

 

 

 

 

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