Ontologia

County · IRN

Razan

Iran

BSkArid, steppe, cold(74 %)

Species observed

94

Observations

453

Area

3 172,3km²

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 Razan : 20 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 38 interactions GloBI sur 4 types (connectance 12.7%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
38
Connectance
0.127
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

94 distinct species · 453 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

453 obs · 32 cellules
Obs. / cellule
≥ 186
24–185
6–23
2–5
< 2

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

Climate

Mean T°

11,0°C

Annual rain

397mm

Warmest m°

32,0°C

Coldest m°

-9,6°C

Elevation: 1 898 m on average (min 1 575 m, max 2 689 m)

Bioclimatic detailsExpert
Annual mean temp.
11,0°C
Annual rain
397mm
Warmest month
32,0°C
Coldest month
-9,6°C
Mean alt.
1 898m
Min
1 575m
Max
2 689m
Std. dev.
225m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(74 %)Arid

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

Soil & lithology

pH H₂O

7,7

Org. C

6,9g/kg

Clay

27,3%

Sand

33,3%

Silt

39,4%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,6
Org. C
11,9g/kg
Clay
26,4%
Sand
33,9%
Silt
39,7%
5–15 cm
pH H₂O
7,7
Org. C
3,2g/kg
Clay
27,2%
Sand
33,2%
Silt
39,6%
15–30 cm
pH H₂O
7,7
Org. C
5,5g/kg
Clay
28,4%
Sand
32,7%
Silt
38,9%

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

Land cover

Forest0.2%
Crops57.5%
Built-up0.3%
Bare soil14.3%
Other (grassland, water…)27.7%

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

Hydrology14 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

192,2km

Basins crossed

14

Max stream order

5

Max drainage

15 239km²

Discharge in basins

92,1m³/s

Mean precip.

316mm/an

Mean T°

10,9°C

Moisture idx

-0,75

Max snow

15%

Mean runoff

94mm/an

Mean elev. (basins)

1 878m

Watersheds crossing here

5 more basins

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

Human pressure

Pop. density

2hab/km²

Night light

0,9nW

Built-up

26,9%

Pesticides

3,0kg/km²

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