Grassland Reserve Program (GRP), Throckmorton, TX
IUCN VReserve Program · 2010
1 km²
County · USA
Throckmorton
United States
CfaTemperate, no dry season, hot summer(100 %)
Species observed
1 324
Observations
33 289
Area
2 366,1km²
Ecological tissue
Sample of 31 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 Throckmorton : 22 espèces reliées par 77 interactions GloBI sur 4 types (connectance 15.5%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
32
Interactions affichées
77
Connectance
0.155
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
1 324 distinct species · 33 289 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
18,2°C
Annual rain
754mm
Warmest m°
34,9°C
Coldest m°
2,5°C
Elevation: 416 m on average (min 345 m, max 517 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
18,2°C
Annual rain
754mm
Warmest month
34,9°C
Coldest month
2,5°C
Mean alt.
416m
Min
345m
Max
517m
Std. dev.
39m
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
7,4
Org. C
15,7g/kg
Clay
36,1%
Sand
20,3%
Silt
43,6%
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
7,3
Org. C
22,5g/kg
Clay
33,7%
Sand
21,4%
Silt
44,9%
5–15 cm
pH H₂O
7,4
Org. C
14,6g/kg
Clay
34,7%
Sand
20,8%
Silt
44,5%
15–30 cm
pH H₂O
7,5
Org. C
10,0g/kg
Clay
39,9%
Sand
18,8%
Silt
41,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest15.9%
Crops22.8%
Built-up0.0%
Bare soil1.0%
Other (grassland, water…)60.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology7 basins · 3 lakes · 8 rivers
Hydrology metrics for this exact territory
Stream length here
276,1km
Lake surface here
0,67km²
Basins crossed
7
Max stream order
6
Max drainage
34 591km²
Discharge in basins
6,2m³/s
Mean precip.
685mm/an
Mean T°
17,5°C
Moisture idx
-0,54
Mean runoff
38mm/an
Mean elev. (basins)
420m
Watersheds crossing here
- Bassin de Elm Creeksub-area774,2 km²overlap661.30 km²28%
- Bassin de Clear Fork Brazos Riversub-area1 333,5 km²overlap627.25 km²27%
- Bassin de Brazos Riversub-area1 176,2 km²overlap503.30 km²21%
- Bassin de Millers Creeksub-area889,9 km²overlap291.64 km²12%
- Bassin de California Creeksub-area2 721,7 km²overlap160.70 km²7%
- Bassin de Clear Fork Brazos Riversub-area1 459,8 km²overlap121.39 km²5%
- Bassin de Brazos Riversub-area563,1 km²overlap0.03 km²0%
Lakes (3, top by area)
Rivers / streams (8, ord ≥ 4)
- Clear Fork Brazos Riverord 5len here96.37 km19%total517 km
- Elm Creekord 4len here55.31 km38%total145 km
- Brazos Riverord 6len here40.50 km2%total1942 km
- Millers Creekord 3len here28.38 km40%total71 km
- Paint Creekord 5len here23.93 km25%total96 km
- Pea Ridge Creekord 2len here19.44 km100%total19 km
- Kings Creekord 5len here6.25 km69%total9 km
- North Paint Creekord 2len here5.97 km24%total25 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
3,3%
Pesticides
6,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN V · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN