Ontologia

Commune · SLE

Marampa

Sierra Leone

AmTropical, monsoon(100 %)

Species observed

53

Observations

136

Area

455,3km²

Ecological tissue

Sample of 7 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 Marampa : 6 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 6 interactions GloBI sur 2 types (connectance 28.6%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
7
Interactions affichées
6
Connectance
0.286
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

53 distinct species · 136 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

136 obs · 8 cellules
Obs. / cellule
≥ 49
49–48
21–48
16–20
< 16

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

Climate

Mean T°

26,1°C

Annual rain

2 741mm

Warmest m°

35,3°C

Coldest m°

21,4°C

Elevation: 66 m on average (min 51 m, max 143 m)

Bioclimatic detailsExpert
Annual mean temp.
26,1°C
Annual rain
2 741mm
Warmest month
35,3°C
Coldest month
21,4°C
Mean alt.
66m
Min
51m
Max
143m
Std. dev.
8m
Köppen-Geiger (dominant)
AmTropical, monsoon(100 %)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

26,4g/kg

Clay

26,6%

Sand

49,9%

Silt

23,5%

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

Dominant lithology: suGLiMaggregated to Port Loko

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
31,6g/kg
Clay
24,3%
Sand
52,7%
Silt
23,0%
5–15 cm
pH H₂O
5,3
Org. C
30,2g/kg
Clay
27,5%
Sand
48,0%
Silt
24,5%
15–30 cm
pH H₂O
5,3
Org. C
17,4g/kg
Clay
28,0%
Sand
49,0%
Silt
23,0%

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

Land cover

Forest33.4%
Crops3.1%
Built-up0.1%
Bare soil0.1%
Other (grassland, water…)63.3%

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

Hydrology5 basins · 1 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

83,2km

Lake surface here

0,19km²

Basins crossed

5

Max stream order

5

Max drainage

7 227km²

Discharge in basins

47,1m³/s

Mean precip.

2 886mm/an

Mean T°

26,3°C

Moisture idx

0,40

Mean runoff

1 971mm/an

Mean elev. (basins)

155m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

12,4%

Pesticides

13,6kg/km²

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