Gilchristella aestuaria

Taxonomy

Assessment Information

Geographic Range

Population

Habitat and Ecology

Threats

Conservation Actions

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Taxonomy [top]

Kingdom	Phylum	Class	Order	Family
ANIMALIA	CHORDATA	ACTINOPTERYGII	CLUPEIFORMES	CLUPEIDAE

Scientific Name:

Gilchristella aestuaria

Species Authority:

(Gilchrist, 1913)

Common Name/s:

English

–

Estuarine Round Herring

Synonym/s:

Spratelloides aestuarius Gilchrist, 1913

Assessment Information [top]

Red List Category & Criteria:	Least Concern ver 3.1
Year Published:	2007
Assessor/s:	Bills, R.
Reviewer/s:	Snoeks, J. (Freshwater Fish Red List Authority) & Darwall, W. (Freshwater Biodiversity Assessment Unit)
Contributor/s:
Justification: Widely distributed around the southern African coastal river systems and estuaries. In many places it is abundant. No indication of major threats to this species.

Geographic Range [top]

Range Description:	South-west to south-east African coastal systems. Ranging from Namibia to at least Maputo, Mozambique.
Countries:	Native: Mozambique; Namibia; South Africa (Eastern Cape Province, KwaZulu-Natal, Northern Cape Province)
Range Map:	Click here to open the map viewer and explore range.

Population [top]

Population Trend:	Unknown

Population Trend:

Unknown

Habitat and Ecology [top]

Habitat and Ecology:	Present in open and closed estuaries, lower reaches of some large rivers just above estuary heads and some permanent coastal, freshwater lakes.
Systems:	Freshwater; Marine

Threats [top]

Major Threat(s):	High salinities in estuarine systems have resulted in mass mortalities. Salinity increases are often due to over-extraction of water from upper catchments.

Major Threat(s):

High salinities in estuarine systems have resulted in mass mortalities. Salinity increases are often due to over-extraction of water from upper catchments.

Conservation Actions [top]

Conservation Actions:	River health and water conservation programmes are needed to ensure healthy estuarine conditions.

Conservation Actions:

River health and water conservation programmes are needed to ensure healthy estuarine conditions.

Citation:	Bills, R. 2007. Gilchristella aestuaria. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 19 May 2013.
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