Ontologia

Commune · ROU

Istria

Romania

CfaTemperate, no dry season, hot summer(98 %)

Species observed

659

Observations

13 047

Area

177,1km²

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 Istria : 17 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 38 interactions GloBI sur 3 types (connectance 13.8%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
38
Connectance
0.138
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

659 distinct species · 13 047 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

13 047 obs · 6 cellules
Obs. / cellule
≥ 5 147
5 147–5 146
4 995–5 146
2 331–4 994
< 2 331

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

Climate

Mean T°

12,2°C

Annual rain

397mm

Warmest m°

25,9°C

Coldest m°

-0,6°C

Elevation: 17 m on average (min -11 m, max 127 m)

Bioclimatic detailsExpert
Annual mean temp.
12,2°C
Annual rain
397mm
Warmest month
25,9°C
Coldest month
-0,6°C
Mean alt.
17m
Min
-11m
Max
127m
Std. dev.
26m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(98 %)Temperate

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

Soil & lithology

pH H₂O

7,8

Org. C

23,8g/kg

Clay

33,1%

Sand

9,9%

Silt

57,0%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,7
Org. C
34,6g/kg
Clay
31,7%
Sand
10,2%
Silt
58,1%
5–15 cm
pH H₂O
7,8
Org. C
20,1g/kg
Clay
34,2%
Sand
9,5%
Silt
56,2%
15–30 cm
pH H₂O
7,8
Org. C
16,6g/kg
Clay
33,4%
Sand
10,0%
Silt
56,7%

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

Land cover

Forest2.8%
Crops65.0%
Built-up0.2%
Bare soil0.8%
Other (grassland, water…)31.2%

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

Hydrology2 basins · 5 lakes · 0 rivers

Hydrology metrics for this exact territory

Lake surface here

72,56km²

Basins crossed

2

Max drainage

631km²

Discharge in basins

0,3m³/s

Mean precip.

417mm/an

Mean T°

11,4°C

Moisture idx

-0,50

Max snow

7%

Mean runoff

65mm/an

Mean elev. (basins)

47m

Watersheds crossing here

Lakes (5, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,3nW

Built-up

18,1%

Pesticides

5,6kg/km²

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

Protected areas10

IUCN Not Reported · 5IUCN Not Assigned · 3IUCN Not Applicable · 1IUCN Ia · 1🌊 Marine · 9

Danube Delta

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 1991

6 278 km²

Delta Dunării

IUCN Not Reported

Site of Community Importance (Habitats Directive) · 2009

4 532 km²

Danube Delta

IUCN Not Applicable

World Heritage Site (natural or mixed) · 1991

3 151 km²

Marea Neagră

IUCN Not Reported

Special Protection Area (Birds Directive) · 2007

1 490 km²

Complete list

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