Ontologia

Commune · ALB

Arras

Albania

CsaTemperate, dry summer, hot summer(43 %)

Species observed

135

Observations

645

Area

53,3km²

Ecological tissue

Sample of 28 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 Arras : 18 espèces reliées par 56 interactions GloBI sur 3 types (connectance 14.8%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
56
Connectance
0.148
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

135 distinct species · 645 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

645 obs · 2 cellules
Obs. / cellule
≥ 581
581–580
581–580
581–580
< 581

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

Climate

Mean T°

10,2°C

Annual rain

1 360mm

Warmest m°

25,1°C

Coldest m°

-5,1°C

Elevation: 871 m on average (min 388 m, max 1 665 m)

Bioclimatic detailsExpert
Annual mean temp.
10,2°C
Annual rain
1 360mm
Warmest month
25,1°C
Coldest month
-5,1°C
Mean alt.
871m
Min
388m
Max
1 665m
Std. dev.
327m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(43 %)Temperate

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

Soil & lithology

pH H₂O

6,6

Org. C

58,4g/kg

Clay

21,3%

Sand

36,8%

Silt

41,9%

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

Dominant lithology: scGLiMaggregated to Dibrës

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,6
Org. C
80,0g/kg
Clay
20,8%
Sand
36,5%
Silt
42,7%
5–15 cm
pH H₂O
6,6
Org. C
54,4g/kg
Clay
20,7%
Sand
37,3%
Silt
41,9%
15–30 cm
pH H₂O
6,7
Org. C
40,9g/kg
Clay
22,5%
Sand
36,6%
Silt
41,0%

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

Land cover

Forest31.7%
Crops10.2%
Built-up0.2%
Bare soil3.3%
Other (grassland, water…)54.6%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

13,5km

Basins crossed

1

Max stream order

5

Max drainage

4 798km²

Discharge in basins

2,7m³/s

Mean precip.

1 070mm/an

Mean T°

8,4°C

Moisture idx

0,20

Max snow

18%

Mean runoff

676mm/an

Mean elev. (basins)

1 106m

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

22,0%

Pesticides

24,7kg/km²

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

Protected areas2

IUCN II · 1IUCN Not Reported · 1📍 Point sites · 5

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