ES532MAL381 - Prat de Sant Jordi marsh
Description
Wetland data
Basic information
| Wetland location: | Marine/Coastal |
| Wetland type: | Natural |
| Wetland area: | 16.9 Ha |
| Hydrological interaction: | Yes |
| Water salinity: | Brackish (5.0-18.0 g/l) |
| Type of fresh water input: | Unconfined aquifer |
| Surface water runoff | Οutflow channel |
| Open water area (%): | 51 - 75 |
| Hydroperiod: | Seasonal |
Geographic information
| Region: | Balearic Islands |
| Island: | Mallorca |
| Municipality: | Palma |
| Longitude: | 2.763909 East |
| Latitude: | 39.550134 North |
Wetland condition
| Wetland status (MEDWET): | 4 - Original habitats/landform highly modified (<10% untouched) |
Ramsar wetland type
| Type | Coverage (%) |
| H — Intertidal marshes | 26 - 50 |
| 4 -- Seasonally flooded agricultural land (including intensively managed or grazed wet meadow or pasture) | 26 - 50 |
Property status
| Private |
Ecosystem services
| Type of ecosystem service | Ecosystem service | Scale of Βenefit (%) | Importance |
| Provisioning services | Food |
Activities on wetland
| Activity | Intensity |
| 101 = modification of cultivation practices | High |
| 423 = disposal of inert materials | High |
| 502 = roads motorways | High |
| 703 = soil pollution | High |
| 803 = infilling of ditches dykes ponds pools marshes or pits | High |
Activities on catchment area
| Activity | Intensity |
| 130 = Irrigation | High |
| 140 = Grazing | Medium |
| 402 = discontinuous urbanisation | Medium |
| 410 = Industrial or commercial areas | Medium |
| 502 = roads motorways | High |
| 505 = airport | High |
| 701 = water pollution | High |
| 703 = soil pollution | High |
| 710 = Noise nuisance | High |
| 803 = infilling of ditches dykes ponds pools marshes or pits | High |
| 830 = Canalisation | High |
Impacts
| Impact | Intensity |
| AS- = Loss of scenic value | High |
| HC- = Loss of wildlife corridor(s) | High |
| HF- = Habitat fragmentation | High |
| HL- = Habitat loss | High |
| LW- = Decrease in wilderness/wildlife values | High |
| PCO = Chemical pollution of an unknown severity/duration | High |
| SA- = Accretion/Deposition | High |
| VCD = Loss of floral diversity | High |
| WR- = Altered flow regime | High |
Habitat types
| Type | Coverage (%) |
| 1310 Salicornia and other annuals colonizing mud and sand | < 5 |
| 1420 Mediterranean and thermo-Atlantic halophilous scrubs (Sarcocornetea fruticosi) | 5 - 25 |
| 1410 Mediterranean salt meadows (Juncetalia maritimi) | 5 - 25 |
| 92D0 Southern riparian galleries and thickets (Nerio-Tamaricetea and Securinegion tinctoriae) | < 5 |
Flora
| Species | Presence status | References |
| Arthrocnemum macrostachyum (Moricand) K.Koch 1853 | ||
| Juncus acutus Linnaeus 1753 | ||
| Phragmites australis (Cavanilles) von Trinius ex v | ||
| Sarcocornia fruticosa (Linnaeus) Scott | ||
| Tamarix sp. |
Fauna
Birds |
Number of individuals |
Nesting |
References |
| Anas platyrhynchos Linnaeus 1758 | 10-100 | Nesting | Manchado et al., 2017 |
| Actitis hypoleucos (Linnaeus 1758) | 1-10 | Not nesting | Manchado et al., 2017 |
| Calidris alba (Pallas 1764) | 1-10 | Not nesting | Manchado et al., 2017 |
| Calidris alpina (Linnaeus 1758) | 1-10 | Not nesting | Manchado et al., 2017 |
| Charadrius alexandrinus Linnaeus 1758 | 1-10 | Not nesting | Manchado et al., 2017 |
| Charadrius hiaticula Linnaeus 1758 | 1-10 | Not nesting | Manchado et al., 2017 |
| Gallinago gallinago (Linnaeus 1758) | 1-10 | Not nesting | Manchado et al., 2017 |
| Himantopus himantopus (Linnaeus 1758) | 1-10 | Unknown | |
| Pluvialis squatarola (Linnaeus 1758) | 1-10 | Not nesting | Manchado et al., 2017 |
| Vanellus vanellus (Linnaeus 1758) | 100-1000 | Not nesting | Manchado et al., 2017 |
| Circus aeruginosus (Linnaeus 1758) | 1-10 | Not nesting | Manchado et al., 2017 |
| Grus grus (Linnaeus 1758) | 1-10 | Not nesting | Manchado et al., 2017 |
| Cisticola juncidis (Rafinesque 1810) | 10-100 | Nesting | |
| Motacilla cinerea Tunstall 1771 | 1-10 | Unknown | |
| Bubulcus ibis (Linnaeus 1758) | 100-1000 | Not nesting | Manchado et al., 2017 |
| Casmerodius albus (Linnaeus 1758) | 1-10 | Not nesting | Manchado et al., 2017 |
| Egretta garzetta (Linnaeus 1766) | 1-10 | Not nesting | Manchado et al., 2017 |
Amphibians |
Presence status in wetland |
References |
|
| Bufotes balearicus (Boettger, 1880) | Present | Bioatles-CAIB, 2017 |
Agencia Balear de l'Aigua i de la Qualitat Ambiental, 2009. Estudi hidrològic de la conca Pla de Sant Jordi T.M. de Palma de Mallorca. Document de diagnosi inicial. Document inèdit. Conselleria de Medi Ambient. Govern de les Illes Balears. 74 págs.
Bioatles-CAIB, 2017. http://bioatles.caib.es/serproesfront/VisorServlet
Manchado, J., Méndez, X, Suárez, M. & Cardona, E. Recompte hivernal d'aus aquàtiques, limícoles i gavines a les Balears, gener 2017. AOB 2016, vol 31: 25-38. GOB. Palma.