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Green hydra — Hydra viridissima | NAKTASHIF

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Green hydra

Scientific name: Hydra viridissima

Officially approvedEntity code: ENT-0610

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Classification
Habitat

Habitat

Where it lives

Hydra viridissima is a freshwater cnidarian.

Evidence: SRC-DSC-47A66E2CC1Statement code: CLM-ENT0610-DSC-03

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Wetlands and freshwater

Sources (1)

Sources

2Short- and long-term toxicity of nano-sized polyhydroxybutyrate to the freshwater cnidarian Hydra viridissima (Science of the Total Environment 2024)SRC-DSC-47A66E2CC1

Role in the ecosystem

The microbial community of Hydra viridissima individuals that carry algae differs markedly from that of algae-free individuals.

Evidence: SRC-DSC-CEAA339283Statement code: CLM-ENT0610-DSC-07

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Sources

1GBIF Backbone Taxonomy species record: Hydra viridissima Pallas, 1766SRC-DSC-AED9691D43
2Short- and long-term toxicity of nano-sized polyhydroxybutyrate to the freshwater cnidarian Hydra viridissima (Science of the Total Environment 2024)SRC-DSC-47A66E2CC1
3Symbiotic Algae of Hydra viridissima Play a Key Role in Maintaining Homeostatic Bacterial Colonization (Frontiers in Microbiology 2022)SRC-DSC-CEAA339283
4Does the Symbiotic Relationship Between Hydra Viridissima and Photoautotrophic Alga Provide an Evolutionary Advantage in Protecting DNA against Damage (Bulletin of Environmental Contamination and Toxicology 2024)SRC-DSC-E3AB915F1D
5A Reference Genome from the Symbiotic Hydrozoan, Hydra viridissima (G3 Genes Genomes Genetics 2020)SRC-DSC-4685B09E7F

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Latest review

Approved version OWNER-REVIEW-20261108T130034553 · last approved 8 November 2026

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Sources (1)

Sources

3Symbiotic Algae of Hydra viridissima Play a Key Role in Maintaining Homeostatic Bacterial Colonization (Frontiers in Microbiology 2022)SRC-DSC-CEAA339283

Relationships with other living things

Hydra viridissima harbours symbiotic Chlorella algae inside its cells, in addition to a species-specific microbial community.

Evidence: SRC-DSC-CEAA339283Statement code: CLM-ENT0610-DSC-04

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The green hydra lives in symbiotic cooperation with a photoautotrophic alga.

Evidence: SRC-DSC-E3AB915F1DStatement code: CLM-ENT0610-DSC-05

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Sources (2)

Sources

3Symbiotic Algae of Hydra viridissima Play a Key Role in Maintaining Homeostatic Bacterial Colonization (Frontiers in Microbiology 2022)SRC-DSC-CEAA339283
4Does the Symbiotic Relationship Between Hydra Viridissima and Photoautotrophic Alga Provide an Evolutionary Advantage in Protecting DNA against Damage (Bulletin of Environmental Contamination and Toxicology 2024)SRC-DSC-E3AB915F1D

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