Danube Delta
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 1991
6 278 km²
Commune · ROU
Isaccea
Romania
DfaCold, no dry season, hot summer(100 %)
Species observed
234
Observations
607
Area
101,6km²
Ecological tissue
Sample of 34 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 Isaccea : 28 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 60 interactions GloBI sur 2 types (connectance 10.7%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
34
Interactions affichées
60
Connectance
0.107
Patrimoniales
2
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
234 distinct species · 607 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,4°C
Annual rain
488mm
Warmest m°
27,4°C
Coldest m°
-3,5°C
Elevation: 53 m on average (min 2 m, max 264 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,4°C
Annual rain
488mm
Warmest month
27,4°C
Coldest month
-3,5°C
Mean alt.
53m
Min
2m
Max
264m
Std. dev.
64m
Köppen-Geiger (dominant)
DfaCold, no dry season, hot summer(100 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,2
Org. C
28,4g/kg
Clay
39,6%
Sand
12,0%
Silt
48,4%
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
7,1
Org. C
44,4g/kg
Clay
38,7%
Sand
12,3%
Silt
48,9%
5–15 cm
pH H₂O
7,2
Org. C
24,1g/kg
Clay
41,3%
Sand
11,5%
Silt
47,2%
15–30 cm
pH H₂O
7,2
Org. C
16,7g/kg
Clay
38,7%
Sand
12,3%
Silt
49,0%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest15.8%
Crops40.1%
Built-up0.5%
Bare soil1.8%
Other (grassland, water…)41.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 4 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
18,7km
Lake surface here
6,60km²
Basins crossed
3
Max stream order
8
Max drainage
777 904km²
Discharge in basins
1 212,7m³/s
Mean precip.
454mm/an
Mean T°
11,0°C
Moisture idx
-0,51
Max snow
7%
Mean runoff
77mm/an
Mean elev. (basins)
43m
Watersheds crossing here
Lakes (4, top by area)
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,7nW
Built-up
49,1%
Pesticides
12,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas6
IUCN Not Reported · 5IUCN Not Assigned · 1🌊 Marine · 3
Delta Dunării și Complexul Razim - Sinoie
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2007
5 078 km²
Delta Dunării
IUCN Not ReportedSite of Community Importance (Habitats Directive) · 2009
4 532 km²
Podișul Nord Dobrogean
IUCN Not ReportedSite of Community Importance (Habitats Directive) · 2008
848 km²
Măcin - Niculițel
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2007
673 km²
Lacul Rotundu
IUCN Not AssignedNot Assigned · 2000
2 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN