Cuenca del río Lozoya y Sierra Norte

Quick facts

  • Natura 2000 site (code ES3110002)
  • Under Habitats Directive
  • Since January 1998
  • Country: Spain
  • Administrative region: Comunidad de Madrid (ES30)
  • Surface area: 502 km2 (50231.00 ha)
  • Marine area: 0%
  • Located in Mediterranean biogeographical region
  • It protects 67 species of the Nature Directives
  • It protects 31 habitat types of the Habitats Directive

Source and more information: Natura 2000 Standard Data Form



Species summary

Nature directives' species in this site (67)
Species group Number
Amphibians 2
Birds 39
Fishes 4
Flowering Plants 2
Invertebrates 5
Mammals 11
Reptiles 4

Habitat types

Habitat type code Habitat type english name Cover [ha]
3150 Natural eutrophic lakes with Magnopotamion or Hydrocharition -type vegetation 0.01
3160 Natural dystrophic lakes and ponds 0.19
3170 Mediterranean temporary ponds 29.43
3260 Water courses of plain to montane levels with the Ranunculion fluitantis and Callitricho-Batrachion vegetation 0.81
3270 Rivers with muddy banks with Chenopodion rubri pp and Bidention pp vegetation 2.11
4030 European dry heaths 851.59
4090 Endemic oro-Mediterranean heaths with gorse 2911.09
5120 Mountain Cytisus purgans formations 7041.25
5210 Arborescent matorral with Juniperus spp 81.93
5330 Thermo-Mediterranean and pre-desert scrub 0.02
6160 Oro-Iberian Festuca indigesta grasslands 237.47
6220 Pseudo-steppe with grasses and annuals of the Thero-Brachypodietea 512.46
6230 Species-rich Nardus grasslands, on silicious substrates in mountain areas (and submountain areas in Continental Europe) 1054.24
6310 Dehesas with evergreen Quercus spp 178.98
6420 Mediterranean tall humid grasslands of the Molinio-Holoschoenion 1.56
6430 Hydrophilous tall herb fringe communities of plains and of the montane to alpine levels 13.54
6510 Lowland hay meadows (Alopecurus pratensis, Sanguisorba officinalis) 109.33
7220 Petrifying springs with tufa formation (Cratoneurion) 0.7
8130 Western Mediterranean and thermophilous scree 164.31
8210 Calcareous rocky slopes with chasmophytic vegetation 3.86
8220 Siliceous rocky slopes with chasmophytic vegetation 194.25
8230 Siliceous rock with pioneer vegetation of the Sedo-Scleranthion or of the Sedo albi-Veronicion dillenii 60.77
9120 Atlantic acidophilous beech forests with Ilex and sometimes also Taxus in the shrublayer (Quercion robori-petraeae or Ilici-Fagenion) 65.1
91B0 Thermophilous Fraxinus angustifolia woods 261.76
91E0 Alluvial forests with Alnus glutinosa and Fraxinus excelsior (Alno-Padion, Alnion incanae, Salicion albae) 29.64
9230 Galicio-Portuguese oak woods with Quercus robur and Quercus pyrenaica 5282.12
9240 Quercus faginea and Quercus canariensis Iberian woods 0.01
92A0 Salix alba and Populus alba galleries 261.94
9340 Quercus ilex and Quercus rotundifolia forests 217.82
9380 Forests of Ilex aquifolium 98.92
9560 Endemic forests with Juniperus spp 10.12

Designation information

NATURA 2000 is the ecological network for the conservation of wild animals and plant species and natural habitats of Community importance within the Union. It consists of sites classified under the Birds Directive and the Habitats Directive (the Nature Directives).

NATURA 2000 site under

Birds Directive 2009/147/EC (SPA) Not under Birds directive
Habitats Directive 92/43/EEC (SCI) Under Habitats directive
  • Date proposed as Site of Community Importance (SCI)
January 1998
  • Date confirmed as Site of Community Importance
September 2006
Date designated as Special Area of Conservation (SAC) September 2014
Date of Standard data form update September 2019

Interactive map

Other resources

Natura 2000 map viewer Interactive map designed for showing and querying Natura 2000 sites. Other information such as Nationally designated areas and LIFE projects are also available.
Protected planet map viewer Interactive map showing the World Database on Protected Areas
European protected sites map viewer Simple interactive map showing Natura 2000 sites and Nationally designated areas
Data download The Natura 2000 dataset is available from the European Environment Agency website
European Environment Agency (EEA)
Kongens Nytorv 6
1050 Copenhagen K
Phone: +45 3336 7100