D 'Arbonne
IUCN IVNational Wildlife Refuge · 1975
71 km²
Parish · USA
Ouachita
United States
CfaTemperate, no dry season, hot summer(100 %)
Species observed
3 377
Observations
200 262
Area
1 638,4km²
Ecological tissue
Sample of 34 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 Ouachita : 21 espèces reliées par 76 interactions GloBI sur 4 types (connectance 13.5%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
34
Interactions affichées
76
Connectance
0.136
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
3 377 distinct species · 200 262 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
18,5°C
Annual rain
1 416mm
Warmest m°
33,4°C
Coldest m°
4,2°C
Elevation: 32 m on average (min 16 m, max 76 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
18,5°C
Annual rain
1 416mm
Warmest month
33,4°C
Coldest month
4,2°C
Mean alt.
32m
Min
16m
Max
76m
Std. dev.
14m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate
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
18,6g/kg
Clay
19,9%
Sand
29,2%
Silt
51,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,4
Org. C
36,4g/kg
Clay
18,7%
Sand
30,0%
Silt
51,2%
5–15 cm
pH H₂O
5,4
Org. C
13,1g/kg
Clay
18,8%
Sand
29,9%
Silt
51,4%
15–30 cm
pH H₂O
5,3
Org. C
6,2g/kg
Clay
22,1%
Sand
27,6%
Silt
50,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest65.0%
Crops8.9%
Built-up1.6%
Bare soil0.7%
Other (grassland, water…)23.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology10 basins · 23 lakes · 14 rivers
Hydrology metrics for this exact territory
Stream length here
278,9km
Lake surface here
22,47km²
Basins crossed
10
Max stream order
6
Max drainage
41 567km²
Discharge in basins
1 225,5m³/s
Mean precip.
1 361mm/an
Mean T°
18,0°C
Moisture idx
-0,04
Max snow
1%
Mean runoff
595mm/an
Mean elev. (basins)
39m
Watersheds crossing here
- Bassin de Ouachita Riversub-area1 599,2 km²overlap1046.08 km²64%
- Bassin de Boeuf Riversub-area2 461,1 km²overlap320.33 km²20%
- Bassin de Bayou Choudrantsub-area535,8 km²overlap124.01 km²8%
- Bassin de Ouachita Riversub-area94,7 km²overlap76.70 km²5%
- Bassin de Ouachita Riversub-area34,4 km²overlap34.10 km²2%
- Bassin de Ouachita Riversub-area44,9 km²overlap24.81 km²2%
- Bassin de Caney Creeksub-area2 442,4 km²overlap8.17 km²0%
- Bassin de Bayou Bartholomewsub-area331 km²overlap2.11 km²0%
- Bassin de Bayou D'Arbonnesub-area490,8 km²overlap2.10 km²0%
1 more basinssorted by overlap
Lakes (23, top by area)
- Wham Brakearea13,1 km²avg depth6.0 m
- Lake #13596area1,8 km²avg depth2.0 m
- Black Bayou Lakearea1,6 km²avg depth8.2 m
- Lake #13628area1,6 km²avg depth1.8 m
- Lac 1063812area1 km²avg depth3.5 m
- Lac 1064094area0,8 km²avg depth3.0 m
- Lac 1063874area0,6 km²avg depth2.6 m
- Lac 1064266area0,6 km²avg depth2.3 m
- Lac 1063709area0,6 km²avg depth3.0 m
14 more lakes
- Lac 1063753area0,5 km²avg depth2.7 m
- Lac 1063802area0,5 km²avg depth3.1 m
- Lac 1064121area0,4 km²avg depth2.6 m
- Lac 1063706area0,4 km²avg depth2.4 m
- Lac 1064060area0,4 km²avg depth2.0 m
- Lac 1064118area0,4 km²avg depth2.4 m
- Lac 1063866area0,3 km²avg depth2.5 m
- Lac 1063856area0,3 km²avg depth1.8 m
- Lac 1063757area0,3 km²avg depth2.9 m
- Lac 1063930area0,2 km²avg depth3.1 m
- Lac 1064074area0,2 km²avg depth3.0 m
- Lac 1063934area0,2 km²avg depth2.9 m
- Lac 1063860area0,2 km²avg depth2.3 m
- Lac 1064009area0,1 km²avg depth2.9 m
Rivers / streams (14, ord ≥ 4)
- Ouachita Riverord 6len here145.36 km11%total1297 km
- Bayou Desiardord 3len here51.89 km100%total52 km
- Bayou Choudrantord 3len here27.04 km63%total43 km
- Bayou Lafourche Diversion Canalord 4len here18.12 km33%total55 km
- Bayou Boeuford 3len here14.99 km49%total31 km
- Bayou Lafourcheord 4len here9.37 km10%total97 km
- The Chuteord 3len here3.72 km100%total4 km
- Bayou D'Arbonneord 5len here2.99 km2%total156 km
- Black Bayouord 3len here2.80 km2%total112 km
- Staulkinghead Creekord 1len here2.07 km21%total10 km
- Pipe Creekord 5len here0.34 km0%total202 km
- Bayou DeLoutreord 3len here0.20 km0%total118 km
2 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
3,7nW
Built-up
163,3%
Pesticides
19,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas8
IUCN V · 4IUCN IV · 2IUCN Not Assigned · 1IUCN III · 1
Wetlands Reserve Program (WRP), Ouachita, LA
IUCN VReserve Program · 1993
22 km²
Black Bayou Lake
IUCN IVNational Wildlife Refuge
15 km²
Wetlands Reserve Program (WRP), Morehouse, LA
IUCN Not AssignedReserve Program
10 km²
Ouachita River
IUCN VState Wild or Scenic River
4 km²
D'arbonne Bayou
IUCN VState Wild or Scenic River
2 km²
Complete list8 protected areas
- D 'ArbonneNational Wildlife RefugeIUCN IV197571 km²
- Wetlands Reserve Program (WRP), Ouachita, LAReserve ProgramIUCN V199322 km²
- Black Bayou LakeNational Wildlife RefugeIUCN IV15 km²
- Wetlands Reserve Program (WRP), Morehouse, LAReserve ProgramIUCN Not Assigned10 km²
- Ouachita RiverState Wild or Scenic RiverIUCN V4 km²
- D'arbonne BayouState Wild or Scenic RiverIUCN V2 km²
- Agricultural Conservation Easement Program - Wetland Reserve Easements (ACEP-WRE), Ouachita, LAConservation EasementIUCN V20191 km²
- Vardie ParsonsParkIUCN III0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN