Douala Edéa
IUCN IINational Park · 2018
2 717 km²
Department · CMR
Océan
Cameroon
AfTropical, rainforest(52 %)
Species observed
5 086
Observations
64 744
Area
11 431,5km²
Ecological tissue
Sample of 4 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 Océan : 4 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 2 interactions GloBI sur 2 types (connectance 33.3%, filtre Serrano α=0.2).
Espèces affichées
4
Interactions affichées
2
Connectance
0.333
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
5 086 distinct species · 64 744 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
24,3°C
Annual rain
2 897mm
Warmest m°
29,0°C
Coldest m°
21,2°C
Elevation: 257 m on average (min -17 m, max 934 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
24,3°C
Annual rain
2 897mm
Warmest month
29,0°C
Coldest month
21,2°C
Mean alt.
257m
Min
-17m
Max
934m
Std. dev.
243m
Köppen-Geiger (dominant)
AfTropical, rainforest(52 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
4,7
Org. C
27,3g/kg
Clay
30,1%
Sand
55,9%
Silt
14,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
4,7
Org. C
43,1g/kg
Clay
27,9%
Sand
57,4%
Silt
14,7%
5–15 cm
pH H₂O
4,7
Org. C
24,0g/kg
Clay
28,8%
Sand
57,3%
Silt
13,9%
15–30 cm
pH H₂O
4,7
Org. C
14,9g/kg
Clay
33,5%
Sand
53,1%
Silt
13,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest93.0%
Crops0.2%
Built-up0.1%
Bare soil0.0%
Other (grassland, water…)6.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology25 basins · 0 lakes · 40 rivers
Hydrology metrics for this exact territory
Stream length here
1 547,4km
Basins crossed
25
Max stream order
6
Max drainage
30 963km²
Discharge in basins
1 917,2m³/s
Mean precip.
2 361mm/an
Mean T°
24,8°C
Moisture idx
0,38
Mean runoff
1 535mm/an
Mean elev. (basins)
279m
Watersheds crossing here
- Bassin de Lobésub-area2 306 km²overlap2295.69 km²20%
- Bassin de Lokoundjésub-area1 798,3 km²overlap1788.05 km²16%
- Bassin de Kienkésub-area1 421,9 km²overlap1415.51 km²12%
- Bassin de Bongolasub-area978,8 km²overlap974.49 km²9%
- Bassin de Nyongsub-area2 012,7 km²overlap708.27 km²6%
- Bassin de Nyongsub-area2 401,1 km²overlap510.66 km²4%
- Bassin de Biwomesub-area1 948,9 km²overlap505.81 km²4%
- Bassin de Mouguésub-area475 km²overlap472.87 km²4%
- Bassin de Tchangouésub-area1 167,6 km²overlap432.11 km²4%
16 more basinssorted by overlap
- Bassin de Likadosub-area421,7 km²overlap413.63 km²4%
- Bassin de Akiésub-area461,5 km²overlap358.11 km²3%
- Bassin de Lokoundjésub-area433,5 km²overlap328.69 km²3%
- Bassin de Lokoundjésub-area570 km²overlap279.02 km²2%
- Bassin de Río Camposub-area506,7 km²overlap227.12 km²2%
- Bassin de Mpolongosub-area229,2 km²overlap223.60 km²2%
- Bassin de Lokoundjésub-area148,9 km²overlap148.22 km²1%
- Bassin de Melanguesub-area501,7 km²overlap147.25 km²1%
- Bassin de Río Camposub-area587,7 km²overlap91.59 km²1%
- Bassin de Nyongsub-area393,9 km²overlap45.54 km²0%
- Bassin de Río Camposub-area55,3 km²overlap34.36 km²0%
- Bassin de Kienkésub-area14,9 km²overlap14.07 km²0%
- Bassin de Nyongsub-area15,8 km²overlap11.94 km²0%
- Bassin de Mouguésub-area2,4 km²overlap2.36 km²0%
- Bassin de Lotésub-area342,9 km²overlap0.00 km²0%
- Bassin de Río Mbíasub-area2 086 km²overlap0.00 km²0%
Rivers / streams (40, ord ≥ 4)
- Lokoundjéord 5len here312.02 km99%total315 km
- Lobéord 5len here202.58 km100%total203 km
- Río Campoord 6len here123.59 km20%total617 km
- Nyé'étéord 4len here101.44 km100%total102 km
- Bongolaord 4len here100.62 km100%total101 km
- Kienkéord 4len here100.60 km100%total101 km
- Biwomeord 4len here98.41 km66%total149 km
- Nyongord 6len here82.20 km6%total1330 km
- Mounguéord 5len here52.42 km100%total53 km
- Mouguéord 4len here48.90 km100%total49 km
- Akiéord 4len here46.39 km100%total46 km
- Bitandeord 3len here43.74 km100%total44 km
28 more river segmentssorted by Strahler order + length
- Mviniord 4len here43.43 km100%total44 km
- Tchanguéord 4len here42.30 km100%total42 km
- Bingangord 3len here26.67 km100%total27 km
- Komord 3len here26.60 km100%total27 km
- Nsolaord 3len here15.24 km100%total15 km
- Bitandéord 3len here12.92 km100%total13 km
- Fifindaord 3len here8.81 km100%total9 km
- Melangueord 3len here7.27 km21%total35 km
- Évefotongord 2len here6.20 km100%total6 km
- Ongatord 3len here5.15 km100%total5 km
- Afaneord 2len here4.73 km100%total5 km
- Mpolongoord 3len here4.28 km100%total4 km
- Bizezamord 1len here3.58 km100%total4 km
- Mviniord 1len here3.57 km100%total4 km
- Likadoord 3len here3.54 km100%total4 km
- Tchangouéord 3len here3.39 km8%total44 km
- Boussibelikaord 2len here3.16 km100%total3 km
- Londjiord 2len here2.70 km100%total3 km
- Nyongord 1len here2.63 km99%total3 km
- Moko Mokoord 3len here2.27 km100%total2 km
- Nyamelandeord 1len here1.91 km100%total2 km
- Eboundjaord 1len here1.16 km100%total1 km
- Bibébissoord 1len here0.98 km100%total1 km
- Lépichopord 1len here0.69 km100%total1 km
- Cocoloondoord 2len here0.48 km4%total13 km
- Onguéord 6len here0.45 km3%total16 km
- Awomoord 3len here0.44 km5%total10 km
- Mvubaord 6len here≈ tangenttotal22 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
8,8%
Pesticides
1,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas5
IUCN II · 2IUCN Not Reported · 2IUCN IV · 1🌊 Marine · 4
Campo-Ma'an
IUCN IINational Park · 2000
2 610 km²
Partie Camerounaise du Fleuve Ntem
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 2012
357 km²
Rio Campo
IUCN IVNature reserve · 2000
337 km²
Río Ntem o Campo
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 2003
334 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN