The Lake Observer lication is a tool that empowers citizen scientists to more easily record measurements and observations while working in the field.
It's free to get the installer of Lake Observer, also, you can take a look at users' reviews on Droid Informer. This download is totally secure. Global Lake Ecological Observatory Network is the creator of the app which belongs to the Tools category.
This application has been downloaded and set up by over 0,5K users and the latest update was released on Feb 10, 2019. Users rated Lake Observer 4.6 on Google Play.
Based on the users’ comments, the weak point of the app is minor bugs.