Captures masses of red knot and ruddy turnstone captured in Delaware, USA during spring stopover 1997-2018.
year - year in YYYY
day - capture day (days since May 5)
species - REKN (red knot) or RUTU (ruddy turnstone)
mass - mass in grams
Data collected by Delaware Species Conservation and Research Program, Delaware Division of Fish & Wildlife, Delaware Department of Natural Resources and Environmental Control.