National Nature Reserve · cze
Velká Niva
- Area
- 1 km²
- IUCN cat.
- Ia
- Year
- 1989
Overview
- Designation
- National Nature Reserve
- IUCN category
- Ia · Réserve naturelle intégrale
Protection stricte, accès limité aux fins scientifiques
- Established
- 1989
- Managing authority
- Ministry of the Environment of the Czech Republic
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
737 distinct species · 4 517 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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).
Indicateurs du tissu écologique
Tissu écologique de Velká Niva : 21 espèces reliées par 54 interactions GloBI sur 7 types (connectance 16.6%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
0,3km
Basins crossed
1
Max stream order
1
Max drainage
1 851km²
Discharge in basins
0,0m³/s
Mean precip.
990mm/an
Mean T°
6,1°C
Moisture idx
0,25
Max snow
30%
Mean runoff
306mm/an
Mean elev. (basins)
778m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 48.92318, 13.82662
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.