Ontologia

Subdivision · SEN

Koussanar

Senegal

BShArid, steppe, hot(100 %)

Species observed

390

Observations

1 037

Area

1 959,8km²

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 Koussanar : 19 espèces reliées par 18 interactions GloBI sur 3 types (connectance 7.1%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
23
Interactions affichées
18
Connectance
0.071
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

390 distinct species · 1 037 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 037 obs · 20 cellules
Obs. / cellule
≥ 720
90–719
25–89
7–24
< 7

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

Climate

Mean T°

29,7°C

Annual rain

671mm

Warmest m°

40,5°C

Coldest m°

19,1°C

Elevation: 46 m on average (min 18 m, max 58 m)

Bioclimatic detailsExpert
Annual mean temp.
29,7°C
Annual rain
671mm
Warmest month
40,5°C
Coldest month
19,1°C
Mean alt.
46m
Min
18m
Max
58m
Std. dev.
8m
Köppen-Geiger (dominant)
BShArid, steppe, hot(100 %)Arid

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

Soil & lithology

pH H₂O

6,1

Org. C

7,0g/kg

Clay

21,5%

Sand

60,0%

Silt

18,5%

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

Dominant lithology: ssGLiMaggregated to Tambacounda

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
8,1g/kg
Clay
19,7%
Sand
61,8%
Silt
18,5%
5–15 cm
pH H₂O
6,1
Org. C
6,7g/kg
Clay
20,6%
Sand
60,9%
Silt
18,6%
15–30 cm
pH H₂O
6,0
Org. C
6,0g/kg
Clay
24,3%
Sand
57,4%
Silt
18,3%

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

Land cover

Forest7.9%
Crops36.1%
Built-up0.1%
Bare soil0.3%
Other (grassland, water…)55.7%

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

Hydrology5 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

101,7km

Basins crossed

5

Max stream order

4

Max drainage

7 475km²

Discharge in basins

4,2m³/s

Mean precip.

732mm/an

Mean T°

28,0°C

Moisture idx

-0,65

Mean runoff

53mm/an

Mean elev. (basins)

50m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

5,8%

Pesticides

1,2kg/km²

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

Protected areas4

IUCN Not Reported · 3IUCN IV · 1

Ferlo-Sud

IUCN IV

Wildlife Reserve · 1972

6 687 km²

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