Everything about Astacus Astacus totally explained
Astacus astacus, the
European crayfish,
noble crayfish or
broad-fingered crayfish, is the most common
species of
crayfish in
Europe, and a traditional foodstuff. Like other crayfish, the European crayfish is restricted to
fresh water, living only in
unpolluted streams, rivers and lakes. It is found from
France throughout
central Europe, to the
Balkan peninsula, and north as far as parts of the
British Isles,
Scandinavia, and the western parts of the former
Soviet Union. Males may grow up to 16
cm long, and females up to 12 cm.
Ecology
A. astacus is
nocturnal and feeds on
worms,
aquatic insects,
molluscs and plants, spending the day resting in a
burrow. They become
sexually mature after 3–4 years and a series of
moults, and breed in October and November.
Fertilised eggs are carried by the female, attached to her
pleopods, until the following May, when they hatch and disperse. The main
predators of
A. astacus, both as juveniles and adults, are
mink,
eels,
perch,
pike,
otters, and
muskrats..]]
Astacus astacus was once abundant in Europe, although it was expensive to buy, and is considered to be the finest edible crayfish The consumption of crayfish is an important part of traditional Scandinavian culture, including the
kräftskiva, a feast to mark the end of summer.
Further Information
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