🦋 Identification Guide

How to Identify Hydridae

2 species · Animalia · Order Anthoathecata

Hydridae is a animal family in the Animalia kingdom, order Anthoathecata, class Hydrozoa. The family contains 2 accepted species worldwide.

Key Identification Features

For instant identification in the field, use the iNature app — AI-powered, works offline.

Representative Hydridae Species

How to identify Hydra viridissima Pallas, 1766

Hydra viridissima Pallas, 1766

Hydra viridissima Pallas, 1766

Hydra viridissima, the green hydra, is a symbiotic freshwater cnidarian with uni…
How to identify Hydra oligactis Pallas, 1766

Hydra oligactis Pallas, 1766

Hydra oligactis Pallas, 1766

Hydra oligactis, the brown hydra, is a widespread still-water hydra species foun…
Browse all 2 Hydridae species →

Frequently Asked Questions

How do you identify Hydridae?

Hydridae animals belong to the Anthoathecata order in the Animalia kingdom. viridissima has three distinct sexual categories: female, male, and hermaphrodite. For instant identification, use the iNature app — AI-powered and works offline.

What are the key characteristics of Hydridae?

Hydridae is classified in the order Anthoathecata, class Hydrozoa, phylum Cnidaria. The family contains 2 accepted species worldwide.

Sources: GBIF, iNaturalist, Wikipedia · Disclaimer

Start Exploring Nature Today

Download iNature for free. 10 identifications on us. No account needed. No credit card required.

Download Free on App Store