Ontologia

Commune · GRC

Delta

Greece

CsaTemperate, dry summer, hot summer(57 %)

Species observed

803

Observations

47 039

Area

302,8km²

Ecological tissue

Sample of 23 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 Delta : 16 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 50 interactions GloBI sur 2 types (connectance 18.1%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
50
Connectance
0.181
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

803 distinct species · 47 039 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

47 039 obs · 6 cellules
Obs. / cellule
≥ 37 389
37 389–37 388
6 795–37 388
1 175–6 794
< 1 175

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

Climate

Mean T°

16,3°C

Annual rain

481mm

Warmest m°

31,0°C

Coldest m°

2,0°C

Elevation: 3 m on average (min -15 m, max 95 m)

Bioclimatic detailsExpert
Annual mean temp.
16,3°C
Annual rain
481mm
Warmest month
31,0°C
Coldest month
2,0°C
Mean alt.
3m
Min
-15m
Max
95m
Std. dev.
9m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(57 %)Temperate

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

Soil & lithology

pH H₂O

7,9

Org. C

22,1g/kg

Clay

37,3%

Sand

20,6%

Silt

42,1%

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

Dominant lithology: scGLiMaggregated to Central Macedonia

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,8
Org. C
34,5g/kg
Clay
36,3%
Sand
21,1%
Silt
42,6%
5–15 cm
pH H₂O
8,0
Org. C
15,7g/kg
Clay
37,1%
Sand
20,3%
Silt
42,7%
15–30 cm
pH H₂O
7,9
Org. C
16,0g/kg
Clay
38,7%
Sand
20,5%
Silt
40,9%

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

Land cover

Forest2.3%
Crops56.3%
Built-up2.8%
Bare soil2.1%
Other (grassland, water…)36.5%

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

Hydrology6 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

55,3km

Basins crossed

6

Max stream order

6

Max drainage

24 503km²

Discharge in basins

93,4m³/s

Mean precip.

455mm/an

Mean T°

14,9°C

Moisture idx

-0,60

Max snow

5%

Mean runoff

127mm/an

Mean elev. (basins)

126m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

5,9nW

Built-up

282,2%

Pesticides

24,8kg/km²

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

Protected areas9

IUCN IV · 4IUCN Not Reported · 3IUCN VI · 2🌊 Marine · 7
Complete list

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