Ontologia

Commune · SLE

Sanda Tendaren

Sierra Leone

AmTropical, monsoon(97 %)

Species observed

37

Observations

109

Area

397,9km²

Ecological tissue

Sample of 8 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 Sanda Tendaren : 6 espèces reliées par 8 interactions GloBI sur 2 types (connectance 28.6%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
8
Interactions affichées
8
Connectance
0.286
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

37 distinct species · 109 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

109 obs · 5 cellules
Obs. / cellule
≥ 59
59–58
23–58
23–22
< 23

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

Climate

Mean T°

26,7°C

Annual rain

2 368mm

Warmest m°

36,5°C

Coldest m°

21,5°C

Elevation: 72 m on average (min 41 m, max 210 m)

Bioclimatic detailsExpert
Annual mean temp.
26,7°C
Annual rain
2 368mm
Warmest month
36,5°C
Coldest month
21,5°C
Mean alt.
72m
Min
41m
Max
210m
Std. dev.
33m
Köppen-Geiger (dominant)
AmTropical, monsoon(97 %)Tropical

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

Soil & lithology

pH H₂O

5,3

Org. C

27,1g/kg

Clay

25,7%

Sand

49,5%

Silt

24,8%

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

Dominant lithology: vbGLiMaggregated to Bombali

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
32,1g/kg
Clay
24,0%
Sand
51,7%
Silt
24,2%
5–15 cm
pH H₂O
5,3
Org. C
29,5g/kg
Clay
26,2%
Sand
48,5%
Silt
25,3%
15–30 cm
pH H₂O
5,3
Org. C
19,8g/kg
Clay
26,8%
Sand
48,3%
Silt
24,9%

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

Land cover

Forest38.4%
Crops3.0%
Built-up0.2%
Bare soil0.2%
Other (grassland, water…)58.3%

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

Hydrology5 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

38,0km

Basins crossed

5

Max stream order

5

Max drainage

4 774km²

Discharge in basins

131,8m³/s

Mean precip.

2 735mm/an

Mean T°

27,3°C

Moisture idx

0,34

Mean runoff

1 988mm/an

Mean elev. (basins)

76m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Built-up

17,5%

Pesticides

14,1kg/km²

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