Dickcissel Night Flights | Home | 2008 Challenge Award

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Spring 2000

Dickcissel night flight call monitoring

 

Dickcissel night flight calls were monitored from nine locations across the Rio Grande Valley of south Texas (see map below).   Recording began in mid-April and continued until May 10.

 

Graph of total Dickcissel call detections by location

Graph of total Dickcissel call detections by date

Spreadsheet of nightly totals per location

Comparison with 2001

Comparison of all years