Ontologia

County · rou

Olt

Romania

DfaCold, no dry season, hot summer(79 %)

Species observed

588

Observations

7 999

Area

5 505,1km²

Ecological tissue

Sample of 36 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 Olt : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 81 interactions GloBI sur 3 types (connectance 12.2%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
81
Connectance
0.122
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

588 distinct species · 7 999 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 999 obs · 134 cellules
Obs. / cellule
≥ 643
128–642
41–127
27–40
< 27

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

Climate

Mean T°

12,1°C

Annual rain

568mm

Warmest m°

28,5°C

Coldest m°

-4,3°C

Elevation: 145 m on average (min 20 m, max 429 m)

Bioclimatic detailsExpert
Annual mean temp.
12,1°C
Annual rain
568mm
Warmest month
28,5°C
Coldest month
-4,3°C
Mean alt.
145m
Min
20m
Max
429m
Std. dev.
78m
Köppen-Geiger (dominant)
DfaCold, no dry season, hot summer(79 %)Cold

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

Soil & lithology

pH H₂O

6,4

Org. C

22,2g/kg

Clay

43,8%

Sand

21,8%

Silt

34,5%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
35,7g/kg
Clay
43,7%
Sand
21,9%
Silt
34,4%
5–15 cm
pH H₂O
6,4
Org. C
16,5g/kg
Clay
44,9%
Sand
21,5%
Silt
33,7%
15–30 cm
pH H₂O
6,5
Org. C
14,3g/kg
Clay
42,8%
Sand
21,9%
Silt
35,3%

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

Land cover

Forest8.2%
Crops69.3%
Built-up0.7%
Bare soil0.6%
Other (grassland, water…)21.2%

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

Hydrology17 basins · 18 lakes · 60 rivers

Hydrology metrics for this exact territory

Stream length here

1 380,6km

Lake surface here

94,53km²

Basins crossed

17

Max stream order

8

Max drainage

634 984km²

Discharge in basins

6 381,1m³/s

Mean precip.

590mm/an

Mean T°

10,8°C

Moisture idx

-0,40

Max snow

12%

Mean runoff

133mm/an

Mean elev. (basins)

174m

Watersheds crossing here

8 more basins

Lakes (18, top by area)

9 more lakes

Rivers / streams (60, ord ≥ 4)

48 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,6nW

Built-up

74,2%

Pesticides

5,5kg/km²

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

Protected areas31

IUCN Not Reported · 22IUCN IV · 6IUCN Not Assigned · 2IUCN VI · 1

Coridorul Jiului

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2022

714 km²

Karaboaz

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2021

137 km²

Platforma Cotmeana

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2022

126 km²

Complete list

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

Sub-administrations86