Ontologia

District · SLE

Port Loko

Sierra Leone

AmTropical, monsoon(100 %)

Species observed

523

Observations

1 532

Area

5 949,4km²

Ecological tissue

Sample of 27 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 Port Loko : 25 espèces reliées par 23 interactions GloBI sur 4 types (connectance 6.6%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
27
Interactions affichées
23
Connectance
0.066
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

523 distinct species · 1 532 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 532 obs · 111 cellules
Obs. / cellule
≥ 135
25–134
11–24
5–10
< 5

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 897mm

Warmest m°

33,4°C

Coldest m°

22,1°C

Elevation: 39 m on average (min -6 m, max 143 m)

Bioclimatic detailsExpert
Annual mean temp.
26,1°C
Annual rain
2 897mm
Warmest month
33,4°C
Coldest month
22,1°C
Mean alt.
39m
Min
-6m
Max
143m
Std. dev.
24m
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

5,4

Org. C

29,6g/kg

Clay

28,5%

Sand

45,0%

Silt

26,4%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
36,5g/kg
Clay
26,4%
Sand
47,4%
Silt
26,2%
5–15 cm
pH H₂O
5,4
Org. C
32,0g/kg
Clay
27,9%
Sand
44,7%
Silt
27,4%
15–30 cm
pH H₂O
5,4
Org. C
20,3g/kg
Clay
31,3%
Sand
43,0%
Silt
25,8%

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

Land cover

Forest40.5%
Crops3.1%
Built-up0.3%
Bare soil0.1%
Other (grassland, water…)56.0%

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

Hydrology13 basins · 6 lakes · 15 rivers

Hydrology metrics for this exact territory

Stream length here

641,8km

Lake surface here

1,23km²

Basins crossed

13

Max stream order

6

Max drainage

18 627km²

Discharge in basins

1 950,5m³/s

Mean precip.

2 895mm/an

Mean T°

26,6°C

Moisture idx

0,44

Mean runoff

2 122mm/an

Mean elev. (basins)

56m

Watersheds crossing here

4 more basins

Lakes (6, 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

32,1%

Pesticides

13,4kg/km²

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

Protected areas4

IUCN Not Reported · 4🌊 Marine · 2

Port Loko

IUCN Not Reported

Forest Reserve · 1949

8 km²

Occra Hills

IUCN Not Reported

Forest Reserve · 1952

5 km²

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

Sub-administrations10