Ontologia

HydroBASINS lev08 watershed · #7080647780

Bassin de Hatchie 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 : Chester, Fayette, Hardeman, Haywood, Lauderdale +2

Pfafstetter: 74256001

Sub-basin area

2 955,5km²

Upstream area

6 719,4km²

Discharge

154,45m³/s

Mean elev.

113m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

7 dept-equivalent regions (GADM L2)

12 intersecting protected areas

3 more protected areas

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

Species present

1 373 distinct species · 97 265 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

97 265 obs · 83 cellules
Obs. / cellule
≥ 30 401
1 014–30 400
265–1 013
140–264
< 140

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

Ecological tissue

Sample of 36 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 Hatchie River : 25 espèces reliées par 74 interactions GloBI sur 3 types (connectance 11.7%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
74
Connectance
0.117
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°

15,4°C

Annual rain

1 325mm

Moisture idx (CMI)

0,04

Runoff

713mm/an

PET

1 267mm

AET

973mm

Mean slope

1,2°

Water table

55cm

Forest

30%

Crops

48%

Urban

1%

Protected

1%

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