Teacher's Guide to Craters of the Moon: Chapter 6 (High School)

High School Teacher's Guide to Craters of the Moon

Activity 6C Work Sheet 2
Calculating Overwinter Fawn Survival

# Previous Fall Fawns _______________

# Previous Fall Does _______________

Fawns per 100 Does (F ratio)
# fawns / # does x 100 _______________

# Spring Yearlings _______________

# Spring Does _______________

# Spring Yearlings per 100 Does (Y Ratio)

# yearlings / # does x 100
_______________

Overwinter Survival
(as a percentage of fawn population Y ratio divided by F ratio) _______________

http://www.nps.gov/crmo/hsg6cws2.htm
Last Updated: 08-May-1999

# Previous Fall Fawns	_______________
# Previous Fall Does	_______________
Fawns per 100 Does (F ratio) # fawns / # does x 100	_______________

# Spring Yearlings	_______________
# Spring Does	_______________
# Spring Yearlings per 100 Does (Y Ratio) # yearlings / # does x 100	_______________

Overwinter Survival (as a percentage of fawn population Y ratio divided by F ratio)	_______________