Wildlife Reserve · CMR
Dja
- Area
- 5 265 km²
- IUCN cat.
- IV
- Year
- 2007
Overview
- Designation
- Wildlife Reserve
- IUCN category
- IV · Aire d'habitats / espèces
Gestion active pour maintenir habitats / espèces particuliers
- Established
- 2007
- Managing authority
- State/ECOFAC
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
1 807 distinct species · 5 743 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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).
Indicateurs du tissu écologique
Tissu écologique de Dja : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 22 interactions GloBI sur 3 types (connectance 6.8%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology25 basins · 0 lakes · 30 rivers
Hydrology metrics for this exact territory
Stream length here
701,9km
Basins crossed
25
Max stream order
6
Max drainage
19 719km²
Discharge in basins
675,3m³/s
Mean precip.
1 632mm/an
Mean T°
23,4°C
Moisture idx
0,03
Mean runoff
402mm/an
Mean elev. (basins)
659m
Watersheds crossing here
- Basin #70940sub-area730,8 km²overlap727.61 km²14%
- Bassin de Makoumsub-area753,6 km²overlap624.54 km²12%
- Bassin de Djasub-area1 754,4 km²overlap574.68 km²11%
- Bassin de Longsub-area465,7 km²overlap462.86 km²9%
- Bassin de Biéboulasub-area421,8 km²overlap411.26 km²8%
- Bassin de Miensub-area1 169,1 km²overlap404.51 km²8%
- Bassin de Ondja'asub-area332,9 km²overlap331.31 km²6%
- Bassin de Ndjasub-area318,3 km²overlap316.87 km²6%
- Bassin de Mouousub-area330 km²overlap297.65 km²6%
16 more basinssorted by overlap
- Bassin de Djasub-area673,8 km²overlap287.73 km²5%
- Bassin de Djasub-area403,6 km²overlap175.54 km²3%
- Bassin de Djasub-area533,9 km²overlap174.46 km²3%
- Bassin de Djasub-area1 801,8 km²overlap141.96 km²3%
- Bassin de Djasub-area181,7 km²overlap93.97 km²2%
- Bassin de Djasub-area191 km²overlap68.20 km²1%
- Bassin de Djasub-area424,3 km²overlap66.22 km²1%
- Bassin de Djasub-area62,6 km²overlap34.31 km²1%
- Bassin de Fésub-area275,7 km²overlap27.29 km²1%
- Bassin de Djasub-area96,1 km²overlap23.99 km²0%
- Bassin de Djasub-area43,8 km²overlap8.49 km²0%
- Bassin de Djasub-area921,3 km²overlap4.79 km²0%
- Bassin de Djasub-area9,8 km²overlap3.16 km²0%
- Bassin de Djasub-area101,4 km²overlap2.99 km²0%
- Bassin de Tolosub-area510,1 km²overlap0.14 km²0%
- Bassin de Momosub-area1 207,7 km²overlap0.02 km²0%
Rivers / streams (30, ord ≥ 4)
- Djaord 6len here104.48 km7%total1414 km
- Makoumord 3len here58.11 km75%total77 km
- Ondja'aord 6len here57.56 km98%total59 km
- Ndjaord 6len here55.51 km99%total56 km
- Mououord 3len here48.17 km84%total58 km
- Simord 3len here37.17 km97%total38 km
- Djableord 2len here36.59 km79%total46 km
- Longord 3len here34.40 km97%total35 km
- Nlongord 3len here34.13 km100%total34 km
- Djoméord 3len here28.40 km75%total38 km
- Mempaléord 3len here24.06 km66%total37 km
- Woutouord 3len here18.29 km88%total21 km
18 more river segmentssorted by Strahler order + length
- Ngouéméord 6len here17.15 km59%total29 km
- Ndwonord 2len here14.80 km100%total15 km
- Bisaord 2len here14.30 km78%total18 km
- Swoméord 2len here13.06 km72%total18 km
- Sabeord 2len here12.90 km35%total37 km
- Mienord 5len here12.71 km11%total118 km
- Djulord 2len here12.13 km58%total21 km
- Loord 4len here12.01 km93%total13 km
- Mieord 2len here8.81 km46%total19 km
- Koungord 2len here8.10 km100%total8 km
- Tièpord 1len here7.45 km100%total7 km
- Edjanéord 2len here6.36 km60%total11 km
- Otonnandorord 2len here6.11 km44%total14 km
- Mampomoord 2len here5.64 km95%total6 km
- Tiliord 1len here4.82 km98%total5 km
- Beléord 1len here4.33 km100%total4 km
- Biéboulaord 3len here4.29 km80%total5 km
- Maompaléord 1len here≈ tangenttotal6 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 3.13476, 13.03441
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.