Ontologia

Province · sle

Eastern

Sierra Leone

AmTropical, monsoon(93 %)

Species observed

1 609

Observations

17 497

Area

15 744,4km²

Ecological tissue

Sample of 14 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 Eastern : 12 espèces reliées par 9 interactions GloBI sur 2 types (connectance 9.9%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
14
Interactions affichées
9
Connectance
0.099
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

1 609 distinct species · 17 497 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

17 497 obs · 316 cellules
Obs. / cellule
≥ 1 005
66–1 004
18–65
5–17
< 5

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

Climate

Mean T°

25,1°C

Annual rain

2 479mm

Warmest m°

33,4°C

Coldest m°

20,5°C

Elevation: 295 m on average (min 61 m, max 1 329 m)

Bioclimatic detailsExpert
Annual mean temp.
25,1°C
Annual rain
2 479mm
Warmest month
33,4°C
Coldest month
20,5°C
Mean alt.
295m
Min
61m
Max
1 329m
Std. dev.
131m
Köppen-Geiger (dominant)
AmTropical, monsoon(93 %)Tropical

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

Soil & lithology

pH H₂O

5,1

Org. C

32,3g/kg

Clay

29,9%

Sand

49,7%

Silt

20,4%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
46,6g/kg
Clay
28,5%
Sand
51,3%
Silt
20,2%
5–15 cm
pH H₂O
5,1
Org. C
31,2g/kg
Clay
29,2%
Sand
49,9%
Silt
20,9%
15–30 cm
pH H₂O
5,1
Org. C
19,0g/kg
Clay
32,2%
Sand
47,8%
Silt
20,0%

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

Land cover

Forest62.0%
Crops0.4%
Built-up0.3%
Bare soil0.1%
Other (grassland, water…)37.2%

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

Hydrology35 basins · 2 lakes · 42 rivers

Hydrology metrics for this exact territory

Stream length here

1 845,4km

Lake surface here

0,43km²

Basins crossed

35

Max stream order

6

Max drainage

19 650km²

Discharge in basins

4 103,9m³/s

Mean precip.

2 640mm/an

Mean T°

25,5°C

Moisture idx

0,32

Mean runoff

1 576mm/an

Mean elev. (basins)

311m

Watersheds crossing here

26 more basins

Lakes (2, top by area)

Rivers / streams (42, ord ≥ 4)

30 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

25,6%

Pesticides

12,0kg/km²

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

Protected areas22

IUCN Not Reported · 17IUCN IV · 2IUCN II · 2IUCN Not Applicable · 1

Gola-Tiwai Complex

IUCN Not Applicable

World Heritage Site (natural or mixed) · 2025

712 km²

Tonkoli

IUCN Not Reported

Forest Reserve · 1926

412 km²

Complete list

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

Sub-administrations3