Ontologia

HydroBASINS lev08 watershed · #7080048690

Bassin de Cavasso Creek

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 2 administrative regions : Aransas, Refugio

Coastal basin 3% lakePfafstetter: 75195003

Sub-basin area

246,3km²

Upstream area

246,3km²

Discharge

0,37m³/s

Mean elev.

8m

Administrative coverage

2 dept-equivalent regions (GADM L2)

6 intersecting protected areas

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

Species present

1 576 distinct species · 523 245 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

523 245 obs · 6 cellules
Obs. / cellule
≥ 474 176
474 176–474 175
30 017–474 175
10 640–30 016
< 10 640

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

Ecological tissue

Sample of 35 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 Cavasso Creek : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 58 interactions GloBI sur 3 types (connectance 9.7%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
58
Connectance
0.098
Patrimoniales
1
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°

21,5°C

Annual rain

941mm

Moisture idx (CMI)

-0,31

Runoff

225mm/an

PET

1 361mm

AET

796mm

Mean slope

0,0°

Water table

9cm

Forest

78%

Crops

6%

Urban

0%

Protected

12%

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