Kauaʻi Conservation Atlas

Kauaʻi record · KCA-MICRO-000050

Spirogyra-type filamentous algae

Spirogyra spp.

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Ecological plate for Spirogyra-type filamentous algae (Spirogyra spp.).
Ecological plate for Spirogyra-type filamentous algae (Spirogyra spp.). · Kauaʻi Conservation Atlas · Freely shareable Kauaʻi Conservation Atlas community media · Image source

Kauaʻi evidence

Claims remain limited to cited evidence; direct Kauaʻi occurrence is not inferred from statewide relevance unless explicitly stated.

Names and classification

Scientific name
Spirogyra spp.
Common names
Spirogyra-type filamentous algae
Family
Zygnemataceae
Order
Zygnematales
Record type
community_or_group

Kauaʻi occurrence and status

Kauaʻi occurrence
Hawaiian stream-algae guide record
Origin
Native/introduced status varies
Conservation status
Moderate / contextual
Evidence date
2026-09-13
Evidence limits
Claims remain limited to cited evidence; direct Kauaʻi occurrence is not inferred from statewide relevance unless explicitly stated.

Habitat and ecology

Habitats
Low-flow stream pools and wetted substrates
Ecological role
microalgae / filamentous algae / Zygnematophyceae with Kauaʻi-relevant ecological, disease, food-web, or biosecurity pathway.
Food and resource needs
Low-flow stream pools and wetted substrates
Reproduction
Not specified in Microorganisms v1.0.0
Shelter
Low-flow stream pools and wetted substrates
Substrate
Low-flow stream pools and wetted substrates

Threats and conservation

Threats
Stream primary production and habitat-structure component
Conservation actions
Moderate / contextual
Monitoring
Kauaʻi-specific abundance, seasonal dynamics, host specificity, strain identity, micro-site behavior, and specialist-source assertions should be expanded as source material is contributed.
Data gaps
Kauaʻi-specific abundance, seasonal dynamics, host specificity, strain identity, micro-site behavior, and specialist-source assertions should be expanded as source material is contributed.

Process and seasonal context

Seasonal timing
Not specified in Microorganisms v1.0.0
Seasonal description
Spirogyra-type filamentous algae is included because it is relevant to Kauaʻi conservation, agriculture, freshwater/reef function, disease ecology, biosecurity, or public environmental health.

Sources and further reading

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