Reticulated snail

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Reticulated snail
Housing of Nassarius reticulatus

Housing of Nassarius reticulatus

Systematics
Order : Sorbeoconcha
Partial order : New snails (Neogastropoda)
Superfamily : Buccinoidea
Family : Nassariidae
Genre : Nassarius
Type : Reticulated snail
Scientific name
Nassarius reticulatus
Linnaeus , 1758

The netted dog whelk ( Nassarius reticulatus ) is a snail from the family of nassariidae . It is also native to the North Sea .

description

Case of a recent example from the Mediterranean
Case of a fossil specimen from the Pliocene of Italy

The right-hand wound, thick-walled, unabeled snail shell is egg-shaped and has a conical thread and a clear siphon channel. In adult snails it reaches a height of 2 to 2.5, sometimes 3.5 cm and a width of about 1.5 cm. It has a net-like surface thanks to longitudinal folds and spiral stripes. The housing is mostly brown in color and has darker stripes. The spindle is bluish white with a translucent brown color of the shell.

Occurrence

The net snail can be found on the coasts of Europe in the Black Sea , the Mediterranean Sea and the North Sea as far as Norway . It requires a salt content of 1.5 percent, so that they in the Baltic Sea only from 5 meters depth and occurs missing in the eastern Baltic Sea. It occurs mainly on soft soils down to a depth of 50 meters, where it can dig into the subsoil.

nutrition

Reticulated snails feed mainly on carrion , which they can perceive with their sensitive sense of smell from 30 meters away. Sometimes they also eat live prey such as B. the eggs of the great spotted cat shark by piercing them and sucking out the yolk.

Enemies

The main enemies of the net snail are starfish . Also Moon snail prey netted dog snails.

Individual evidence

  1. ↑ Diving monitor: net snails (Nassarius reticulatus) on Falckensteiner Strand
  2. ↑ Wilfried Stichmann: Der große Kosmos Naturführer, Stuttgart 1996. Page 244: Hinia reticulata, the net worm.
  3. ^ Orton, JH: A Breeding Ground of the Nursehound ( Scyliorhinus stellaris ) in the Fal Estuary . In: Nature . 118, 1926, p. 732.
  4. ↑ Ecomare: Collared umbilical snail : picture with a collared umbilical snail and captured net snail

literature

  • Peters S. Dance (Ed.): The great book of sea shells. Snails and mussels of the world's oceans. German edited by Rudo von Cosel, Verlag Eugen Ulmer, Stuttgart 1977, ISBN 3-8001-7000-0

Web links

Commons : Nassariidae  - Collection of images, videos, and audio files