Danube Delta
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 1991
6 278 km²
Commune · ROU
Sulina
Romania
BSkArid, steppe, cold(100 %)
Species observed
933
Observations
10 150
Area
327,2km²
Ecological tissue
Sample of 35 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 Sulina : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 59 interactions GloBI sur 4 types (connectance 9.9%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
35
Interactions affichées
59
Connectance
0.099
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
933 distinct species · 10 150 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,1°C
Annual rain
302mm
Warmest m°
27,0°C
Coldest m°
-1,3°C
Elevation: 1 m on average (min -6 m, max 2 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,1°C
Annual rain
302mm
Warmest month
27,0°C
Coldest month
-1,3°C
Mean alt.
1m
Min
-6m
Max
2m
Std. dev.
1m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(100 %)Arid
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
48,9g/kg
Clay
27,1%
Sand
37,8%
Silt
35,1%
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
7,2
Org. C
68,2g/kg
Clay
26,7%
Sand
38,1%
Silt
35,2%
5–15 cm
pH H₂O
7,2
Org. C
42,4g/kg
Clay
28,1%
Sand
37,1%
Silt
34,9%
15–30 cm
pH H₂O
7,2
Org. C
35,9g/kg
Clay
26,5%
Sand
38,3%
Silt
35,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest9.4%
Crops28.6%
Built-up0.1%
Bare soil0.1%
Other (grassland, water…)61.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 21 lakes · 9 rivers
Hydrology metrics for this exact territory
Stream length here
45,9km
Lake surface here
41,56km²
Basins crossed
1
Max stream order
3
Max drainage
2 492km²
Discharge in basins
0,0m³/s
Mean precip.
366mm/an
Mean T°
11,4°C
Moisture idx
-0,53
Max snow
3%
Mean runoff
30mm/an
Mean elev. (basins)
4m
Watersheds crossing here
Lakes (21, top by area)
- Lacul Luminaarea13,7 km²avg depth1.0 m
- Lacul Roşuarea13,4 km²avg depth1.0 m
- Lacul Puiuarea8,4 km²avg depth1.0 m
- Lacul Cruhliehiarea4,1 km²avg depth0.6 m
- Lacul Roşuleţarea3,6 km²avg depth0.8 m
- Lacul Japşa Macuhovaarea1,3 km²avg depth0.6 m
- Lac 1359730area0,8 km²avg depth1.3 m
- Lac 1359795area0,7 km²avg depth1.0 m
- Lac 1359590area0,6 km²avg depth1.3 m
12 more lakes
- Lac 1359974area0,5 km²avg depth0.5 m
- Lac 1359772area0,4 km²avg depth1.0 m
- Lac 1359862area0,4 km²avg depth1.0 m
- Lac 1359833area0,3 km²avg depth0.7 m
- Lac 1359759area0,3 km²avg depth1.2 m
- Lac 1359959area0,2 km²avg depth1.3 m
- Lac 1359747area0,2 km²avg depth1.1 m
- Lac 1359807area0,2 km²avg depth0.8 m
- Lac 1359668area0,2 km²avg depth0.8 m
- Lac 1359734area0,2 km²avg depth0.9 m
- Lac 1359936area0,2 km²avg depth0.7 m
- Lac 1359676area0,1 km²avg depth1.2 m
Rivers / streams (9, ord ≥ 4)
- Canalul Cardonord 3len here15.83 km100%total16 km
- Canalul Cordon Centură Litoralord 1len here9.27 km100%total9 km
- Canal Puiulețord 2len here4.40 km81%total5 km
- Dunărea (Brațul Sulina)ord 3len here3.56 km25%total15 km
- Canal Vătafu-Împuțitaord 2len here3.49 km66%total5 km
- Canalul Cardonord 1len here3.21 km97%total3 km
- Canalul Cordon Centură Litoralord 3len here2.78 km100%total3 km
- Canal Magearuord 2len here2.07 km13%total16 km
- Canal Caraormanord 1len here1.26 km67%total2 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
7,9%
Pesticides
1,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas8
IUCN Not Reported · 5IUCN Not Assigned · 2IUCN Not Applicable · 1🌊 Marine · 7
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
Delta Dunării - zona marină
IUCN Not ReportedSite of Community Importance (Habitats Directive) · 2009
3 362 km²
Danube Delta
IUCN Not ApplicableWorld Heritage Site (natural or mixed) · 1991
3 151 km²
Marea Neagră
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2007
1 490 km²
Complete list8 protected areas
- Danube DeltaWetland of International Importance (Ramsar Site)IUCN Not Reported19916 278 km²
- Delta Dunării și Complexul Razim - SinoieSpecial Protection Area (Birds Directive)IUCN Not Reported20075 078 km²
- Delta DunăriiSite of Community Importance (Habitats Directive)IUCN Not Reported20094 532 km²
- Delta Dunării - zona marinăSite of Community Importance (Habitats Directive)IUCN Not Reported20093 362 km²
- Danube DeltaWorld Heritage Site (natural or mixed)IUCN Not Applicable19913 151 km²
- Marea NeagrăSpecial Protection Area (Birds Directive)IUCN Not Reported20071 490 km²
- Grindul și Lacul RăducuNot AssignedIUCN Not Assigned200027 km²
- Complexul Vătafu - LungulețNot AssignedIUCN Not Assigned200016 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN