Ontologia

Commune · GRC

Chalcis

Greece

CsaTemperate, dry summer, hot summer(100 %)

Species observed

576

Observations

1 886

Area

434,3km²

Ecological tissue

Sample of 39 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 Chalcis : 30 espèces reliées par 88 interactions GloBI sur 3 types (connectance 11.9%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
88
Connectance
0.119
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

576 distinct species · 1 886 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 886 obs · 7 cellules
Obs. / cellule
≥ 883
883–882
318–882
164–317
< 164

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

Climate

Mean T°

16,9°C

Annual rain

509mm

Warmest m°

30,5°C

Coldest m°

3,9°C

Elevation: 179 m on average (min -18 m, max 743 m)

Bioclimatic detailsExpert
Annual mean temp.
16,9°C
Annual rain
509mm
Warmest month
30,5°C
Coldest month
3,9°C
Mean alt.
179m
Min
-18m
Max
743m
Std. dev.
160m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(100 %)Temperate

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

Soil & lithology

pH H₂O

7,5

Org. C

30,5g/kg

Clay

26,4%

Sand

31,1%

Silt

42,6%

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

Dominant lithology: scGLiMaggregated to Central Greece

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,4
Org. C
49,0g/kg
Clay
24,9%
Sand
31,8%
Silt
43,3%
5–15 cm
pH H₂O
7,5
Org. C
24,0g/kg
Clay
26,3%
Sand
31,0%
Silt
42,7%
15–30 cm
pH H₂O
7,5
Org. C
18,4g/kg
Clay
27,8%
Sand
30,5%
Silt
41,7%

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

Land cover

Forest20.0%
Crops15.3%
Built-up1.6%
Bare soil2.5%
Other (grassland, water…)60.5%

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

Hydrology3 basins · 2 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

13,1km

Lake surface here

6,84km²

Basins crossed

3

Max stream order

2

Max drainage

3 897km²

Discharge in basins

0,0m³/s

Mean precip.

594mm/an

Mean T°

16,0°C

Moisture idx

-0,46

Max snow

5%

Mean runoff

194mm/an

Mean elev. (basins)

338m

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

2hab/km²

Night light

3,4nW

Built-up

161,3%

Pesticides

24,3kg/km²

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

Protected areas5

IUCN IV · 4IUCN Not Reported · 1🌊 Marine · 1

Giamina

IUCN IV

Wildlife Refugee · 1998

13 km²

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