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Common Name

Hydra

Scientific Name

Phylum

Coelenterata

Class

Order

Family

Lab Storage

Feeding

Each of their tentacles have stinging cells that are used to stun aquatic invertebrates and plankton. Stunned prey is then engulfed whole and digested.

Water Quality Tolerance

Low tolerance to pollution.

Fact

2-25mm. Semi-transparent tube with variable colouring, but often clear to whitish. They have distinct tentacles that are mobile when alive. For more photos, refer to our online gallery: tinyurl.com/u7e2t4x

Habitat

Hydra can be found in freshwater environments with hard substrate. They attach to solid surfaces such as stones, twigs, and vegetation.

References

Jones, Somers, Craig, & Reynoldson. 2007. Ecospark. 2019.