Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Actinopterygii Clupeiformes Clupeidae

Scientific Name: Alosa agone
Species Authority: (Scopoli, 1786)
Taxonomic Notes: Not a subspecies or variety of A. fallax. A. f. lacustris is a synonym.

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-01-01
Assessor(s): Freyhof, J. & Kottelat, M.
Reviewer(s): Bogutskaya, N., & Smith, K. (IUCN Freshwater Biodiversity Unit)
The species is known from Lakes Como (136 km²), Garda (355 km²), Orta, Maggiore (202 km²), Lugano (51 km²) and Iseo (58 km²) (northern Italy, Switzerland) where the stocks seem to be safe in all lakes. There are no known major threats to the species.

Geographic Range [top]

Range Description: Lakes Como, Garda, Orta, Maggiore, Lugano and Iseo (northern Italy, Switzerland). Introduced in Lakes Bolsena, Bracciano and Vico (central Italy).
Countries occurrence:
Italy; Switzerland
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Abundant.
Current Population Trend: Unknown
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: Habitat:
Lacustrine, pelagic.

Males reproduce for the first time at 2-3 years, females at 3-4. Most individuals reproduce only once or twice. Spawns when temperatures rise above 15-16°C in June-August, along shores near surface at night in bright moonlight. Feeds predominantly on cladocerans and copepods but also consumes small fish.
Systems: Freshwater

Threats [top]

Major Threat(s): No major threats known.

Conservation Actions [top]

Conservation Actions: No information.

Citation: Freyhof, J. & Kottelat, M. 2008. Alosa agone. The IUCN Red List of Threatened Species 2008: e.T135611A4162172. . Downloaded on 04 October 2015.
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