Snow Goose

Cygnus buccinator

bio_snow_geese

Snow Geese migrate over Chert Hollow in late winter/early spring and in fall. Northbound migration routes seem to pass more directly over us than do southbound ones, as we consistently see the biggest numbers in spring.

Here are some our first-of-year observation dates for north-bound snows:

2007: February 22
2008: February 23
2009: February 17
2010: no data
2011: February 15
2012: January 27
2013: February 6
2014: January 20
2015: February 6
2016: February 1