Valle Cretacico
IUCN VProtected Landscape · 1993
2 407 km²
Department · ARG
Confluencia
Argentina
BWkArid, desert, cold(95 %)
Species observed
671
Observations
81 508
Area
7 521,6km²
Ecological tissue
Sample of 39 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 Confluencia : 31 espèces reliées par 51 interactions GloBI sur 4 types (connectance 6.2%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
41
Interactions affichées
51
Connectance
0.062
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
671 distinct species · 81 508 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
14,3°C
Annual rain
226mm
Warmest m°
30,7°C
Coldest m°
1,4°C
Elevation: 493 m on average (min 259 m, max 921 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
14,3°C
Annual rain
226mm
Warmest month
30,7°C
Coldest month
1,4°C
Mean alt.
493m
Min
259m
Max
921m
Std. dev.
135m
Köppen-Geiger (dominant)
BWkArid, desert, cold(95 %)Arid
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,8
Org. C
7,2g/kg
Clay
17,3%
Sand
60,3%
Silt
22,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,7
Org. C
8,0g/kg
Clay
15,9%
Sand
61,5%
Silt
22,6%
5–15 cm
pH H₂O
7,7
Org. C
6,6g/kg
Clay
17,8%
Sand
60,0%
Silt
22,2%
15–30 cm
pH H₂O
7,8
Org. C
7,0g/kg
Clay
18,1%
Sand
59,5%
Silt
22,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest0.8%
Crops0.4%
Built-up0.3%
Bare soil31.3%
Other (grassland, water…)67.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology10 basins · 6 lakes · 16 rivers
Hydrology metrics for this exact territory
Stream length here
314,7km
Lake surface here
636,20km²
Basins crossed
10
Max stream order
6
Max drainage
94 381km²
Discharge in basins
851,8m³/s
Mean precip.
145mm/an
Mean T°
13,3°C
Moisture idx
-0,89
Mean runoff
16mm/an
Mean elev. (basins)
524m
Watersheds crossing here
- Bassin de Río Neuquénsub-area2 211,9 km²overlap2171.70 km²29%
- Bassin de Zanjón Colectorsub-area2 426,2 km²overlap1781.23 km²24%
- Bassin de NEXO 4. Acueducto Marí Menuco - Neuquénsub-area1 220,2 km²overlap1221.18 km²16%
- Bassin de Río Limaysub-area2 066,7 km²overlap760.49 km²10%
- Bassin de Río Neuquénsub-area2 171,6 km²overlap755.67 km²10%
- Bassin de Río Neuquénsub-area1 031,2 km²overlap428.67 km²6%
- Bassin de Río Limaysub-area1 313,8 km²overlap355.55 km²5%
- Bassin de Cañadón Las Campanassub-area479,6 km²overlap41.66 km²1%
- Bassin de Cañadón Chasicósub-area457,5 km²overlap4.36 km²0%
1 more basinssorted by overlap
Lakes (6, top by area)
Rivers / streams (16, ord ≥ 4)
- Río Neuquénord 7len here73.13 km9%total839 km
- Río Limayord 6len here67.00 km8%total809 km
- Canal Principal de Riegoord 6len here27.98 km59%total48 km
- Canal Principal de Riego Vista Alegre - Centenarioord 6len here25.46 km100%total25 km
- Canal Secundario IIord 1len here22.20 km77%total29 km
- NEXO 4. Acueducto Marí Menuco - Neuquénord 1len here20.77 km100%total21 km
- Zanjón Colectorord 3len here16.67 km100%total17 km
- Canal Colector Norteord 2len here13.42 km100%total13 km
- NEXO 4. Acueducto Meri Menuco - Neuquénord 1len here11.15 km100%total11 km
- Cañadón Escondidoord 1len here8.11 km100%total8 km
- NEXO 4. Acueducto Marí Menuco - Neuquénord 2len here7.46 km100%total7 km
- Cañadón de los Barrosord 2len here6.74 km48%total14 km
4 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
2,6nW
Built-up
31,5%
Pesticides
14,6kg/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