Ontologia

Subdivision · ESP

Viana

Spain

CsbTemperate, dry summer, warm summer(61 %)

Species observed

820

Observations

4 656

Area

78,8km²

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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Viana : 26 espèces reliées par 80 interactions GloBI sur 4 types (connectance 13.4%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
80
Connectance
0.135
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

820 distinct species · 4 656 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 656 obs · 1 cellules
Obs. / cellule
≥ 4 656
4 656–4 655
4 656–4 655
4 656–4 655
< 4 656

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

13,2°C

Annual rain

680mm

Warmest m°

26,9°C

Coldest m°

1,7°C

Elevation: 448 m on average (min 344 m, max 778 m)

Bioclimatic detailsExpert
Annual mean temp.
13,2°C
Annual rain
680mm
Warmest month
26,9°C
Coldest month
1,7°C
Mean alt.
448m
Min
344m
Max
778m
Std. dev.
77m
Köppen-Geiger (dominant)
CsbTemperate, dry summer, warm summer(61 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

7,7

Org. C

24,2g/kg

Clay

30,8%

Sand

23,7%

Silt

45,5%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: scGLiMaggregated to Navarra

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,5
Org. C
40,7g/kg
Clay
29,6%
Sand
24,1%
Silt
46,3%
5–15 cm
pH H₂O
7,8
Org. C
16,3g/kg
Clay
30,6%
Sand
23,7%
Silt
45,7%
15–30 cm
pH H₂O
7,7
Org. C
15,6g/kg
Clay
32,1%
Sand
23,2%
Silt
44,7%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest7.6%
Crops40.7%
Built-up0.9%
Bare soil5.4%
Other (grassland, water…)45.3%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology2 basins · 1 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

41,8km

Lake surface here

0,32km²

Basins crossed

2

Max stream order

6

Max drainage

11 959km²

Discharge in basins

78,8m³/s

Mean precip.

559mm/an

Mean T°

12,5°C

Moisture idx

-0,44

Max snow

1%

Mean runoff

444mm/an

Mean elev. (basins)

508m

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Night light

3,3nW

Built-up

89,0%

Pesticides

40,3kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas6

IUCN Not Reported · 4IUCN V · 1IUCN IV · 1📍 Point sites · 1

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN