Urdaibai
IUCN IVBiosphere Reserve · 1989
221 km²
Subdivision · ESP
Spain
Species observed
647
Observations
3 933
Area
58,2km²
Sample of 38 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).
Tissu écologique de Amorebieta-Etxano : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 106 interactions GloBI sur 6 types (connectance 15.1%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
647 distinct species · 3 933 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Mean T°
13,4°C
Annual rain
1 317mm
Warmest m°
22,5°C
Coldest m°
5,1°C
Elevation: 214 m on average (min 99 m, max 722 m)
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
pH H₂O
5,5
Org. C
54,0g/kg
Clay
25,8%
Sand
32,6%
Silt
41,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Vizcaya
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology metrics for this exact territory
Stream length here
16,0km
Basins crossed
2
Max stream order
3
Max drainage
1 791km²
Discharge in basins
1,1m³/s
Mean precip.
1 077mm/an
Mean T°
12,5°C
Moisture idx
0,25
Max snow
10%
Mean runoff
718mm/an
Mean elev. (basins)
382m
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Pop. density
2hab/km²
Night light
6,0nW
Built-up
169,4%
Pesticides
5,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Biosphere Reserve · 1989
221 km²
Special Areas of Conservation (Habitats Directive) · 2016
60 km²
Natural Park · 1989
60 km²
Special Areas of Conservation (Habitats Directive) · 2013
13 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN