Ontologia

HydroBASINS lev08 watershed · #7080717320

Bassin de Brazos River

A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.

Crosses 7 administrative regions : Erath, Hood, Jack, Johnson, Palo Pinto +2

14% lakePfafstetter: 75165070

Sub-basin area

2 514,4km²

Upstream area

57 886,7km²

Discharge

40,02m³/s

Mean elev.

281m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

7 dept-equivalent regions (GADM L2)

2 intersecting protected areas

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

3 708 distinct species · 177 379 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

177 379 obs · 61 cellules
Obs. / cellule
≥ 56 737
3 692–56 736
1 130–3 691
776–1 129
< 776

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

Ecological tissue

Sample of 40 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 Bassin de Brazos River : 32 espèces reliées par 71 interactions GloBI sur 4 types (connectance 9.1%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
71
Connectance
0.091
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydroclimate (BasinATLAS lev08)

Mean T°

18,1°C

Annual rain

800mm

Moisture idx (CMI)

-0,46

Runoff

127mm/an

PET

1 476mm

AET

677mm

Mean slope

1,5°

Water table

197cm

Forest

15%

Crops

30%

Urban

2%

Protected

0%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)