Natura 2000 · ESP
Sistema fluvial Ulla-Deza
- Area
- 16 km²
- IUCN cat.
- Not Assigned
- Year
- 2004
Overview
- Designation
- Natura 2000
- Established
- 2004
- Managing authority
- Xunta de Galicia
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
435 distinct species · 3 750 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Sistema fluvial Ulla-Deza : 27 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 69 interactions GloBI sur 5 types (connectance 11.6%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology7 basins · 0 lakes · 19 rivers
Hydrology metrics for this exact territory
Stream length here
33,0km
Basins crossed
7
Max stream order
4
Max drainage
2 788km²
Discharge in basins
5,5m³/s
Mean precip.
1 318mm/an
Mean T°
13,5°C
Moisture idx
0,37
Max snow
6%
Mean runoff
1 087mm/an
Mean elev. (basins)
287m
Watersheds crossing here
- Bassin de Río Ullasub-area101,9 km²overlap5.08 km²31%
- Bassin de Río Dezasub-area549 km²overlap4.38 km²27%
- Bassin de Río Ullasub-area438,3 km²overlap3.27 km²20%
- Bassin de Río Sarsub-area263 km²overlap1.45 km²9%
- Bassin de Río Artessub-area524,3 km²overlap0.80 km²5%
- Bassin de Río Ullasub-area271,9 km²overlap0.62 km²4%
- Bassin de Río Umiasub-area2 226,6 km²overlap0.60 km²4%
Rivers / streams (19, ord ≥ 4)
- Río Ullaord 4len here17.05 km9%total187 km
- Río Dezaord 3len here6.30 km9%total67 km
- Río Sarord 4len here4.05 km11%total37 km
- Río de San Lufoord 4len here1.63 km40%total4 km
- Río Louroord 4len here0.83 km12%total7 km
- Río Toxaord 2len here0.78 km4%total20 km
- Rego do Coutiñoord 2len here0.43 km7%total6 km
- Rego do Tarríoord 1len here0.40 km32%total1 km
- Regueiro do Pegoord 2len here0.40 km6%total7 km
- Río de Catoiraord 1len here0.34 km8%total4 km
- Veaord 2len here0.33 km4%total8 km
- Río Záramoord 1len here0.15 km1%total14 km
7 more river segmentssorted by Strahler order + length
- Río Tintoord 3len here0.10 km3%total3 km
- Río Liñaresord 3len here0.08 km1%total13 km
- Río Pontillónord 1len here0.06 km2%total4 km
- Río de Santa Lucíaord 3len here0.05 km1%total8 km
- Río Angueiraord 1len here0.04 km2%total2 km
- Rego de Fornelosord 1len here0.02 km1%total2 km
- Rego dos Pasosord 3len here≈ tangenttotal4 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 42.75195, -8.25081
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.