Hard to make decisions without up-to-date and correct information about the colony development. Decisions can be about splitting the hive, treating against varroa mites, closing the hive entrance for defence, adding a new queen, adding or removing frames with brood or honey/polle

• Timing. It is easy to miss a problem if your inspection window is too big (1 month). Inspections need to be frequent (< weekly) to detect slight changes and trends
• Attention. Lack of recorded information by the beekeeper during the inspection

What information is needed

• Demography and its dynamics

Beehives as a black box