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Macroinvertebrates
Physa fontinalis (Linnaeus, 1758)
EOL Text
This species has been described in Europe, extending north to Scandinavia and east into Western Siberia (Taylor 2003, Kantor et al. 2009). It has also been recorded from the Canary Islands (Taylor 2003) and Turkey (Yildirim 2004).
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Rights holder/Author | International Union for Conservation of Nature and Natural Resources |
Source | http://www.iucnredlist.org/apps/redlist/details/156120 |
Habitat and Ecology
Systems
- Freshwater
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Rights holder/Author | International Union for Conservation of Nature and Natural Resources |
Source | http://www.iucnredlist.org/apps/redlist/details/156120 |
In Great Britain and/or Ireland:
Animal / rests in
Chaetogaster limnaei rests inside shell of Physa fontinalis
Other: minor host/prey
Animal / parasite / endoparasite
furcocercaria of Cotylurus cornutus endoparasitises Physa fontinalis
Remarks: Other: uncertain
Animal / rests in
metacercarial cyst of Echinoparyphium recurvatum rests inside digestive gland of Physa fontinalis
The following is a representative barcode sequence, the centroid of all available sequences for this species.
There are 3 barcode sequences available from BOLD and GenBank.
Below is a sequence of the barcode region Cytochrome oxidase subunit 1 (COI or COX1) from a member of the species.
See the BOLD taxonomy browser for more complete information about this specimen and other sequences.
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Barcode of Life Data Systems (BOLDS) Stats
Public Records: 3
Specimens with Barcodes: 4
Species With Barcodes: 1
Red List Criteria
Year Assessed
Assessor/s
Reviewer/s
Contributor/s
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | International Union for Conservation of Nature and Natural Resources |
Source | http://www.iucnredlist.org/apps/redlist/details/156120 |
Population
Population Trend
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | International Union for Conservation of Nature and Natural Resources |
Source | http://www.iucnredlist.org/apps/redlist/details/156120 |
Major Threats
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | International Union for Conservation of Nature and Natural Resources |
Source | http://www.iucnredlist.org/apps/redlist/details/156120 |
Conservation Actions
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | International Union for Conservation of Nature and Natural Resources |
Source | http://www.iucnredlist.org/apps/redlist/details/156120 |
Physa fontinalis, common name the common bladder snail, is a species of air-breathing freshwater snail, an aquatic gastropod mollusk in the family Physidae. The shells of species in the genus Physa are left-handed or sinistral.
Description[edit]
The shell is 7 to 12 mm high and 4 to 7 mm wide. The spiral has four to five whorls ( the last of which forms more than three-quarters of the shell height) and the apex is rounded. The shell is very thin-walled, translucent, shiny and is a pale horn colour.The aperture is wide and oval, and the mouth edge is very thin and brittle. The body color is brown to black. The edges of the mantle extend as finger-like lobes over the exterior of the shell.The tentacles are long, slender and cylindrical, with the eyes at the base. The foot is long and thin. Bladder snails are hermaphrodites.
Ecology[edit]
This species is an opportunist inhabiting streams, rivers, ponds, lakes, springs, canals and irrigation ditches.It occurs in both nutrient-poor and richly vegetated habitats.It may be found in (moderately) polluted waterbodies.
Distribution[edit]
This species is found in the Czech Republic,[2]Slovakia,[2]Germany, Poland, the Netherlands, Croatia[3] and others.
Threats[edit]
Physa fontinalis is a Least Concern species.[4] but is included on National and Regional Red Lists.
References[edit]
- ^ Linnaeus C. (1758). Systema Naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. 10th edition. - Vermes. Testacea: 700-781. Holmiae. (Salvius).
- ^ a b (Czech) Horsák M., Juřičková L., Beran L., Čejka T. & Dvořák L. (2010). "Komentovaný seznam měkkýšů zjištěných ve volné přírodě České a Slovenské republiky. [Annotated list of mollusc species recorded outdoors in the Czech and Slovak Republics]". Malacologica Bohemoslovaca, Suppl. 1: 1-37. PDF.
- ^ Beran L. (2009). "The first record of Anisus vorticulus (Troschel, 1834) (Gastropoda: Planorbidae) in Croatia?". Malacologica Bohemoslovaca 8: 70. PDF.
- ^ IUCN Red list
License | http://creativecommons.org/licenses/by-sa/3.0/ |
Rights holder/Author | Wikipedia |
Source | http://en.wikipedia.org/w/index.php?title=Physa_fontinalis&oldid=643588788 |