Ways you discourage Starlings and House Sparrows from nesting(check)
Predator protection used on nestboxes(check)
EXPLANATION OF TERMS
A. Use a separate line for each species.
B. Count only the attempts in which a nest was completed and at least one egg
was laid. Do not include wren "dummy" nests.
C. A clutch is a completed nest with all eggs laid and where incubation has
begun.
D. Indicate total number of eggs by the listed species.
E. Indicate total number of young of the listed species that hatched.
F. A bird has fledged when it leaves the nest of its own power. Indicate total
number of young of the listed species.
ADDITIONAL COMMENTS:
Remember to clean out nestboxes between nestings and at the end of the
season.