Complete each area separately. The assembled problem definition updates automatically below. “Why” captures why the issue matters, not a presumed root cause.
Complete defined problem
Complete the fields above to build the definition.
Build the fishbone
Add a potential cause and select its branch. The diagram updates automatically. Click a note in the diagram to edit it.
Live fishbone diagram
Assessment colour key Possible Likely Confirmed Eliminated
Edit / remove concerns
Team voting — 5 / 3 / 1 points
The facilitator records each participant's three different selections. Scores remain hidden until you select Reveal Results. Votes can be edited or deleted.
Votes recorded: 0
Participant
1st (5)
2nd (3)
3rd (1)
Manage
Voting results — ranked
Scores show team opinion, not confirmed root causes. Investigate the evidence before deciding permanent corrective action.
Prioritised action tracker
Each concern is added automatically. Type actions, owners and target completion dates. Add more actions to any concern. Sort by team score when revealed.
Concern / score
Action or activity
Owner
Completion date
Status
Manage
Complete investigation review
Investigation name
Site · date
Defined problem
Cause-and-effect fishbone
Assessment colour key Possible Likely Confirmed Eliminated