Nature Reserve · DEU
Hammeniederung
- Area
- 29 km²
- IUCN cat.
- IV
- Year
- 2019
Overview
- Designation
- Nature Reserve
- IUCN category
- IV · Aire d'habitats / espèces
Gestion active pour maintenir habitats / espèces particuliers
- Established
- 2019
- Managing authority
- Bundesamt für Naturschutz
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
838 distinct species · 3 361 observations
Source: GBIF Occurrence snapshot 2026-05-01.
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).
Indicateurs du tissu écologique
Tissu écologique de Hammeniederung : 27 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 89 interactions GloBI sur 6 types (connectance 14.1%, filtre Serrano α=0.2). 9 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 · 14 rivers
Hydrology metrics for this exact territory
Stream length here
20,3km
Basins crossed
1
Max stream order
3
Max drainage
2 063km²
Discharge in basins
0,4m³/s
Mean precip.
730mm/an
Mean T°
8,6°C
Moisture idx
0,02
Max snow
14%
Mean runoff
415mm/an
Mean elev. (basins)
28m
Watersheds crossing here
Rivers / streams (14, ord ≥ 4)
- Wörpedahler Grabenord 3len here4.25 km94%total5 km
- Speckgrabenord 2len here3.01 km100%total3 km
- Hammeord 3len here2.72 km35%total8 km
- Semkenfahrtord 3len here2.40 km30%total8 km
- Waakhauser Kanalord 3len here2.30 km83%total3 km
- Schmooord 3len here1.84 km56%total3 km
- Neuer Speckgrabenord 1len here1.45 km43%total3 km
- Beekord 2len here0.92 km92%total1 km
- Wienbeckord 1len here0.60 km22%total3 km
- Deichkampfleetord 3len here0.46 km17%total3 km
- Niederender Kanalord 1len here0.18 km2%total8 km
- Mevenstedter Schiffgrabenord 1len here0.17 km3%total6 km
2 more river segmentssorted by Strahler order + length
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
- 53.23324, 8.87119
- 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.