ES532MAL019 - Torrent de Sant Jordi estuary
Description
Wetland data
Basic information
| Wetland location: | Marine/Coastal |
| Wetland type: | Natural |
| Wetland area: | 3.3 Ha |
| Hydrological interaction: | Yes |
| Water salinity: | Brackish (5.0-18.0 g/l) |
| Type of fresh water input: | Torrent / Stream |
| Surface water runoff | Outflow from lakeshore or river |
| Open water area (%): | 51 - 75 |
| Hydroperiod: | Permanent |
Geographic information
| Region: | Balearic Islands |
| Island: | Mallorca |
| Municipality: | Pollença |
| Longitude: | 3.077708 East |
| Latitude: | 39.882854 North |
Wetland condition
| Wetland status (MEDWET): | 4 - Original habitats/landform highly modified (<10% untouched) |
Ramsar wetland type
| Type | Coverage (%) |
| F — Estuarine waters; permanent water of estuaries and estuarine systems of deltas. | > 95 |
Property status
| Public |
| Protection status category | Protection status subcategory | Area's name | Code | Coverage area (%) | Legislation |
| Other international protection | Natura 2000 | L’Albufereta (LIC, ZEPA) | ES0000226 | 32 | |
| Other international protection | Natura 2000 | Badies de Pollença i Alcúdia (LIC) | ES5310005 | 14 |
Ecosystem services
| Type of ecosystem service | Ecosystem service | Scale of Βenefit (%) | Importance |
| Regulatory services | Flood hazard regulation | ||
| Supporting services | Nutrient cycling | ||
| Supporting services | Provision of habitat |
Activities on wetland
| Activity | Intensity |
| 490 = Other urbanisation industrial and similar activities | High |
| 502 = roads motorways | High |
| 507 = bridge viaduct | High |
| 701 = water pollution | Unknown |
Activities on catchment area
| Activity | Intensity |
| 100 = Cultivation | High |
| 421 = disposal of household waste | Medium |
| 490 = Other urbanisation industrial and similar activities | High |
| 502 = roads motorways | High |
| 507 = bridge viaduct | High |
| 701 = water pollution | Unknown |
| 830 = Canalisation | High |
Impacts
| Impact | Intensity |
| AN- = Increase in noise | High |
| AS- = Loss of scenic value | High |
| FCD = Loss of faunal diversity | High |
| HF- = Habitat fragmentation | Unknown |
| HL- = Habitat loss | Low |
| LD- = Decrease in sediment removal/retention | High |
| LP- = Decrease in prevention of salt intrusion | Unknown |
| LW- = Decrease in wilderness/wildlife values | Medium |
| PFO = Fertiliz./Excess nutrient pollut. of an unknown severity/duration | Medium |
| SA- = Accretion/Deposition | Unknown |
| VC- = Change in vegetative species composition | Unknown |
| VCD = Loss of floral diversity | Unknown |
| VCX = Introduction of exotic floral species | Unknown |
| WT- = Altered tidal regime | Medium |
Habitat types
| Type | Coverage (%) |
| 1410 Mediterranean salt meadows (Juncetalia maritimi) | < 5 |
| 92D0 Southern riparian galleries and thickets (Nerio-Tamaricetea and Securinegion tinctoriae) | < 5 |
Flora
| Species | Presence status | References |
| Arundo donax Linnaeus 1753 | ||
| Juncus acutus Linnaeus 1753 | ||
| Lemna gibba Linnaeus 1753 | Tomàs, P. & Crespi, F. 2005j | |
| Phoenix dactylifera Linnaeus 1753 | ||
| Phragmites australis (Cavanilles) von Trinius ex v | ||
| Scirpus maritimus Linnaeus 1753 | ||
| Tamarix sp. | ||
| Typha latifolia Linnaeus 1753 | Tomàs, P. & Crespi, F. 2005j |
Fauna
Birds |
Number of individuals |
Nesting |
References |
| Chroicocephalus ridibundus (Linnaeus 1766) | Tomàs, P. & Crespi, F. 2005j | ||
| Ichthyaetus audouinii (Payraudeau 1826) | Tomàs, P. & Crespi, F. 2005j | ||
| Larus michahellis Naumann 1840 | Tomàs, P. & Crespi, F. 2005j | ||
| Sterna hirundo Linnaeus 1758 | Tomàs, P. & Crespi, F. 2005j | ||
| Sterna sandvicensis Latham 1787 | Tomàs, P. & Crespi, F. 2005j | ||
| Falco tinnunculus Linnaeus 1758 | Tomàs, P. & Crespi, F. 2005j | ||
| Gallinula chloropus (Linnaeus 1758) | Tomàs, P. & Crespi, F. 2005j | ||
| Porphyrio porphyrio (Linnaeus 1758) | Tomàs, P. & Crespi, F. 2005j | ||
| Carduelis carduelis (Linnaeus 1758) | Tomàs, P. & Crespi, F. 2005j | ||
| Cettia cetti (Temminck 1820) | Tomàs, P. & Crespi, F. 2005j | ||
| Motacilla cinerea Tunstall 1771 | Tomàs, P. & Crespi, F. 2005j | ||
| Muscicapa striata (Pallas 1764) | Tomàs, P. & Crespi, F. 2005j | ||
| Egretta garzetta (Linnaeus 1766) | Tomàs, P. & Crespi, F. 2005j | ||
Amphibians |
Presence status in wetland |
References |
|
| Pelophylax perezi (Seoane, 1885) | Tomàs, P. & Crespi, F. 2005j |
Sitibsa, 2006b. Document tècnic de delimitació, caracterització, classificació i inventari de les zones humides de les Illes Balears. Cartografia Vegetal de les Zones Humides de les Illes Balears. Conselleria de Medi Ambient. Govern de les Illes Balears.
Tomàs, P. & Crespi, F. 2005j. Inventari de les Zones Humides de la CAIB. Fitxa Sintètica. Gola del Torrent de Sant Jordi. Elaborat per a la Direcció General de Recursos Hídrics, Govern de les Illes Balears. Palma. Document inèdit.
Images
