Archived App (Last seen on 23 Apr 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
This interactive tool educates users on river ecosystems and their health. It guides citizens through assessing hydrological and ecological status, collecting scientific data for researchers, and contributing to river conservation efforts.
What's New in Riu.net
3.1.0
December 4, 2017
This app has been updated by Apple to display the Apple Watch app icon. Development of new hydrological features that includes the identification of the current aquatic phase of the river, classification of the river’s hydrological regime, and the hydrological status assessment.New module with “other data”: 1) Identifying the social, cultural, or economic value of the river; 2) option to add physicochemical and biodiversity data, or others.
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FAQ
What is Riu.net?
Riu.net is an interactive education tool designed to help citizens assess the hydrological and ecological status of rivers. It provides scientific data to researchers and contributes to river management and conservation efforts.
How does Riu.net help users learn about rivers?
Riu.net guides users through understanding how rivers work, the organisms that inhabit them, and how to assess their quality. It offers a fun and engaging way to learn about river ecosystems.
What kind of data can users collect with Riu.net?
Users can collect data on a river's geographical location, name, hydrographic district, and town. They can also assess the river's aquatic phase, hydrological regime, river type, and its hydromorphological and biological quality.
Who developed Riu.net?
Riu.net was developed by the FEM Research Group of the University of Barcelona in collaboration with the Institute of Environmental Assessment and Water Research IDAEA-CSIC, Catalan Water Agency (ACA), and Júcar Water Agency (CHJ).
Is Riu.net available on multiple devices?
Yes, Riu.net is supported on iPhone, iPad, and iPod devices, making it accessible to a wide range of Apple users.
How often is Riu.net updated?
The latest version of Riu.net is 3.1.0, which was last updated on December 4, 2017. While not frequently updated recently, it provides a stable educational experience.
What is the age rating for Riu.net?
Riu.net has an age rating of 4+, making it suitable for young learners and families interested in environmental education.
Does Riu.net have ads?
No, Riu.net does not contain advertisements. It is a free application focused on providing an uninterrupted educational experience for its users.