Information
Ecological parameter: altitude according to Tachet
Parameter group: region related parameters
Explanation:
This trait describes the altitudinal distribution of aquatic invertebrate species from lowlands (< 1000 m) to alpine level (> 2000 m). Three categories are defined.
Tachet, H., Bournaud, M., Richoux, P. & Usseglio-Polatera, P. (2010): Invertébrés d'eau douce - systématique, biologie, écologie. CNRS Editions, Paris, 600 p.
Type of assignment: affinity score assignment system (0 to 3)
A description of the coding system can be found here Abbreviations/Coding Systems
Additional information:
Note that several classifications of the Tachet database are on higher taxonomic level than on species level. To display them in the list please enable "include higher taxonomic units" in the "advanced search".
Abbreviations:
| Category name: | Abbreviations: | Explanation: |
|---|---|---|
| lowlands | low | < 1000 m |
| piedmont level | pie | 1000 - 2000 m |
| alpine level | alp | > 2000 m |
| Taxagroup | Number of assigned taxa / total number of taxa - percentage |
|---|---|
| Bivalvia | 3 / 77 - 3.8% |
| Bryozoa | 6 / 19 - 31.5% |
| Coelenterata | 2 / 13 - 15.3% |
| Coleoptera | 52 / 2678 - 1.9% |
| Crustacea | 11 / 270 - 4% |
| Diptera (excl. Chironomidae) | 2 / 2404 - 0% |
| Ephemeroptera | 16 / 353 - 4.5% |
| Gastropoda | 15 / 241 - 6.2% |
| Heteroptera | 10 / 124 - 8% |
| Hirudinea | 10 / 68 - 14.7% |
| Kamptozoa | 1 / 1 - 100% |
| Lepidoptera | 4 / 19 - 21% |
| Nemertini | 1 / 1 - 100% |
| Odonata | 17 / 174 - 9.7% |
| Oligochaeta | 16 / 240 - 6.6% |
| Planipennia | 1 / 12 - 8.3% |
| Plecoptera | 9 / 576 - 1.5% |
| Polychaeta | 1 / 13 - 7.6% |
| Porifera | 3 / 12 - 25% |
| Trichoptera | 38 / 1439 - 2.6% |
| Turbellaria | 4 / 61 - 6.5% |