Ruisseau
Alter Liegehafen
Crosses 2 administrative regions : Aurich, Emden
Total length
0km
Max discharge
2,6m³/s
Max Strahler
2
Segments matched
1
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- EmdenNiedersachsen · Germany9.3 kmin this dpt
- AurichNiedersachsen · Germany0.0 kmin this dpt
13 intersecting protected areas
Waddenzee
IUCN IVNature Conservation Act
Waddenzee
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Wadden Sea
IUCN IVWetland of International Importance (Ramsar Site)
Waddenzee
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Waddensea of Lower Saxony
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
Wetland of International Importance (Ramsar Site)
NNN-GR
IUCN Not AssignedNature Reserves owned by professional nature management organizations
Außenems
IUCN IVNature Reserve
Unterems und Außenems
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
4 more protected areassorted by area
Ostfriesische Meere
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Ostfriesische Meere
IUCN VLandscape Protection Area
Emsmarsch von Leer bis Emden
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Großes Meer und Umgebung
IUCN VLandscape Protection Area
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
853 distinct species · 2 727 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 Alter Liegehafen : 16 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 109 interactions GloBI sur 5 types (connectance 23.4%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
0km
Max discharge
2,6m³/s
Max Strahler
2
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.