Ontologia

Commune · ROU

Negresti-oas

Romania

DfbCold, no dry season, warm summer(100 %)

Species observed

60

Observations

104

Area

130,9km²

Ecological tissue

Sample of 25 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 Negresti-oas : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 27 interactions GloBI sur 4 types (connectance 9.0%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
27
Connectance
0.090
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

60 distinct species · 104 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

104 obs · 4 cellules
Obs. / cellule
≥ 54
54–53
31–53
31–30
< 31

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

Climate

Mean T°

7,9°C

Annual rain

1 144mm

Warmest m°

22,5°C

Coldest m°

-6,9°C

Elevation: 516 m on average (min 151 m, max 1 060 m)

Bioclimatic detailsExpert
Annual mean temp.
7,9°C
Annual rain
1 144mm
Warmest month
22,5°C
Coldest month
-6,9°C
Mean alt.
516m
Min
151m
Max
1 060m
Std. dev.
266m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold

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

Soil & lithology

pH H₂O

5,9

Org. C

41,4g/kg

Clay

30,7%

Sand

32,5%

Silt

36,8%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
69,8g/kg
Clay
30,0%
Sand
33,0%
Silt
37,0%
5–15 cm
pH H₂O
6,0
Org. C
30,8g/kg
Clay
30,9%
Sand
31,9%
Silt
37,2%
15–30 cm
pH H₂O
6,0
Org. C
23,6g/kg
Clay
31,1%
Sand
32,7%
Silt
36,2%

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

Land cover

Forest53.3%
Crops21.1%
Built-up1.0%
Bare soil0.3%
Other (grassland, water…)24.3%

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

Hydrology2 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

28,9km

Basins crossed

2

Max stream order

2

Max drainage

1 914km²

Discharge in basins

1,2m³/s

Mean precip.

699mm/an

Mean T°

9,2°C

Moisture idx

-0,18

Max snow

19%

Mean runoff

296mm/an

Mean elev. (basins)

240m

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

Human pressure

Pop. density

1hab/km²

Night light

0,6nW

Built-up

96,2%

Pesticides

4,0kg/km²

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

Protected areas1

IUCN Not Assigned · 1

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