Regional Species Conservation Assessments per IBRA subregion.

Least concern

Near threatened

Rare

Vulnerable

Endangered

Critically endangered

Extinct

Data deficient

Adelaide

Arkaroola

Ceduna

Coober Pedy

Hawker

Innamincka

Marla

Marree

Mount Gambier

Oodnadatta

Renmark

Wudinna

Keith

Yunta

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IBRA regions

LEGEND

Kangaroo Island (KAN01)	Kanmantoo	Vulnerable   (IUCN: VU D2)   [(no records) Peri Coleman has seen here]
Fleurieu (KAN02)		Vulnerable   (IUCN: VU B2ab(iii))   (Probable Decline)   [has had a name change; in Mt Billy, water is now tainted]
Murray Mallee (MDD02)	Murray Darling Depression	Least Concern
Murray Lakes and Coorong (MDD03)		Near Threatened
Murray Scroll Belt (RIV06)	Riverina	Least Concern   [prob databased under V americana - recent taxonomic changes]

Botanical art

Kath Alcock paintings: 12

Prior names

Vallisneria americana var. americana

Vallisneria gigantea

Vallisneria spiralis

Vallisneria americana

Common names

Ribbon-weed

River Eel-grass

Distribution and status

Herbarium regions: Murray, Southern Lofty, South Eastern, Green Adelaide
AVH map: SA distribution map (external link)