Ontologia

Municipality · PRT

Arcos de Valdevez

Portugal

CsbTemperate, dry summer, warm summer(100 %)

Species observed

1 693

Observations

22 104

Area

447,6km²

Ecological tissue

Sample of 36 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 Arcos de Valdevez : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 67 interactions GloBI sur 6 types (connectance 10.1%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
67
Connectance
0.101
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

1 693 distinct species · 22 104 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

22 104 obs · 13 cellules
Obs. / cellule
≥ 3 652
3 012–3 651
1 984–3 011
1 508–1 983
< 1 508

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

Climate

Mean T°

12,5°C

Annual rain

2 184mm

Warmest m°

24,6°C

Coldest m°

1,9°C

Elevation: 531 m on average (min 43 m, max 1 288 m)

Bioclimatic detailsExpert
Annual mean temp.
12,5°C
Annual rain
2 184mm
Warmest month
24,6°C
Coldest month
1,9°C
Mean alt.
531m
Min
43m
Max
1 288m
Std. dev.
331m
Köppen-Geiger (dominant)
CsbTemperate, dry summer, warm summer(100 %)Temperate

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

Soil & lithology

pH H₂O

5,2

Org. C

61,4g/kg

Clay

15,7%

Sand

54,7%

Silt

29,6%

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

Dominant lithology: paGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
91,2g/kg
Clay
14,7%
Sand
55,2%
Silt
30,1%
5–15 cm
pH H₂O
5,2
Org. C
54,6g/kg
Clay
14,1%
Sand
55,9%
Silt
29,9%
15–30 cm
pH H₂O
5,3
Org. C
38,4g/kg
Clay
18,3%
Sand
52,9%
Silt
28,8%

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

Land cover

Forest24.9%
Crops4.3%
Built-up0.6%
Bare soil5.5%
Other (grassland, water…)64.7%

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

Hydrology3 basins · 2 lakes · 24 rivers

Hydrology metrics for this exact territory

Stream length here

148,7km

Lake surface here

1,03km²

Basins crossed

3

Max stream order

4

Max drainage

16 651km²

Discharge in basins

14,4m³/s

Mean precip.

1 336mm/an

Mean T°

12,0°C

Moisture idx

0,31

Max snow

4%

Mean runoff

919mm/an

Mean elev. (basins)

627m

Watersheds crossing here

Lakes (2, top by area)

Rivers / streams (24, ord ≥ 4)

12 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,8nW

Built-up

60,4%

Pesticides

34,4kg/km²

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

Protected areas11

IUCN Not Reported · 6IUCN Not Assigned · 3IUCN II · 1IUCN V · 1🌊 Marine · 1📍 Point sites · 1

Peneda / Gerês

IUCN Not Reported

Site of Community Importance (Habitats Directive)

896 km²

Serra do Gerês

IUCN Not Reported

Special Protection Area (Birds Directive) · 1988

634 km²

Baixa Limia

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2014

339 km²

Baixa Limia

IUCN Not Assigned

Natura 2000 · 2004

339 km²

Complete list

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

Sub-administrations41