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Keyboard shortcuts: Use f to advance to the next step, b to go back. Warning! Do not zoom in or out while marking points. Zoom to a comfortable level and reload the app before beginning work.


This area will be filled with context-sensitive help content as you use different tools.

Below select how confident you are in your selections. Select missing if you believe that the point you are being asked to mark is biologically missing, for example, when a fin isn't there. Select unsure if the point is probably there, but you are uncertain of its exact location, for example, due to lighting or quality issues with the photo. Otherwise select OK.