Common names:
An tsead fhallasach, Shad, Twaite
Occurrence:
native
Salinity:
freshwater
Abundance:
common (usually seen)
|
Ref: Went, A.E.J., 1957
Importance:
commercial
|
Ref: Quigley, D.T.G and K. Flannery, 1996
Aquaculture:
|
Ref:
Regulations:
|
Ref:
Uses:
live export: yes;
Comments:
Known only in the lakes of Killarney (Ref. 28679). A few spawning populations are confined to a number of rivers along the south and south-west coast: Slaney, Barrow, Nore, Suir and Blackwater. Occasionally captured in coastal waters; commercial quantities are occasionally collected in the Slaney estuary; exploited by anglers in May/June during spawning migration in the Barrow (Ref. 79581). Also Ref. 12255.
Status of threat following the 1990 IUCN classification: vulnerable (Ref. 79581).
National Checklist:
Country Information:
https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ei.html
National Fisheries Authority:
Occurrences:
OccurrencesPoint map
Main Ref:
Whitehead, P.J.P., 1985
National Database:
> Clupeiformes (Herrings) > Alosidae (Shads and Sardines)
Etymology: Alosa:Latin, alausa = a fish cited by Ausonius and Latin, halec = pickle, dealing with the Greek word hals = salt; it is also the old Saxon name for shad = "alli" ; 1591 (Ref. 45335). More on author: Lacepède.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas; Água doce; estuarina; anádromo (Ref. 51243); intervalo de profundidade 10 - 400 m (Ref. 2945). Temperate; 66°N - 27°N, 25°W - 42°E
Distribuição
Países | Áreas FAO | Ecossistemas | Ocorrências | Fatal error: Uncaught mysqli_sql_exception: Table 'fbapp.scientificname' doesn't exist in /var/www/html/includes/speciessummary.lib.php:2366
Stack trace:
#0 /var/www/html/includes/speciessummary.lib.php(2366): mysqli->query()
#1 /var/www/html/country/CountrySpeciesSummary.php(1228): checkPointMApDisplay()
#2 {main}
thrown in /var/www/html/includes/speciessummary.lib.php on line 2366
