Not too bad.
32 eggs into lockdown - 21 chicks hatched = 65%
Had to assist a few.
I replied to your thread:
https://www.backyardchickens.com/threads/day-18-small-air-cells-please-help.1280895/
Now I've done it....
too much water seems to have lowered the temp...I over-adjusted and woke up to a dry 103F...got it balanced back out.....only time will tell, late tomorrow is day 21.
This thread is more for catharsis than asking for advice.
Background:
-have done a half dozen pretty successful hatches, so not a rank newbie.
-tested thermometers and hygrometers prior to starting all hatches.
-temp was fine throughout this incubation, embryo size typical(the ones light shelled...