Ontologia

County · IRN

Jam

Iran

BShArid, steppe, hot(69 %)

Species observed

322

Observations

2 218

Area

2 845,4km²

Ecological tissue

Sample of 26 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 Jam : 23 espèces reliées par 32 interactions GloBI sur 2 types (connectance 9.1%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
27
Interactions affichées
32
Connectance
0.091
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Species present

322 distinct species · 2 218 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 218 obs · 27 cellules
Obs. / cellule
≥ 714
337–713
16–336
8–15
< 8

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

Climate

Mean T°

24,4°C

Annual rain

301mm

Warmest m°

38,5°C

Coldest m°

8,6°C

Elevation: 526 m on average (min -25 m, max 1 464 m)

Bioclimatic detailsExpert
Annual mean temp.
24,4°C
Annual rain
301mm
Warmest month
38,5°C
Coldest month
8,6°C
Mean alt.
526m
Min
-25m
Max
1 464m
Std. dev.
334m
Köppen-Geiger (dominant)
BShArid, steppe, hot(69 %)Arid

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

6,7g/kg

Clay

20,5%

Sand

41,0%

Silt

38,5%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,9
Org. C
10,1g/kg
Clay
18,8%
Sand
42,6%
Silt
38,6%
5–15 cm
pH H₂O
7,9
Org. C
4,0g/kg
Clay
20,0%
Sand
41,3%
Silt
38,7%
15–30 cm
pH H₂O
8,0
Org. C
5,9g/kg
Clay
22,8%
Sand
39,0%
Silt
38,2%

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

Land cover

Forest2.2%
Crops6.0%
Built-up0.8%
Bare soil36.3%
Other (grassland, water…)54.7%

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

Hydrology15 basins · 0 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

215,0km

Basins crossed

15

Max stream order

6

Max drainage

37 053km²

Discharge in basins

77,8m³/s

Mean precip.

178mm/an

Mean T°

23,2°C

Moisture idx

-0,88

Mean runoff

57mm/an

Mean elev. (basins)

493m

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

Human pressure

Pop. density

1hab/km²

Night light

42,3nW

Built-up

79,6%

Pesticides

2,4kg/km²

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

Protected areas1

IUCN V · 1🌊 Marine · 1

Nayband

IUCN V

Marine-Coastal National Park · 2003

186 km²

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