Here I present simulated otter survey data to show how to manage data and input it into the freely-available software PRESENCE to run several occupancy models and how to explore the ecological relationships and make strong inferences for potential management. The data can be downloaded here: https://drive.google.com/drive/folders/1sZ-E3dD6a7H468qPZGgEFmmh2EkJMo0M?usp=sharing