Dunărea Veche - Brațul Măcin
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2007
190 km²
Commune · ROU
Ciobanu
Romania
DfaCold, no dry season, hot summer(95 %)
Species observed
244
Observations
2 822
Area
79,5km²
Ecological tissue
Sample of 28 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 Ciobanu : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 61 interactions GloBI sur 3 types (connectance 15.0%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
29
Interactions affichées
61
Connectance
0.150
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
244 distinct species · 2 822 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,8°C
Annual rain
449mm
Warmest m°
28,0°C
Coldest m°
-3,3°C
Elevation: 41 m on average (min 5 m, max 122 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,8°C
Annual rain
449mm
Warmest month
28,0°C
Coldest month
-3,3°C
Mean alt.
41m
Min
5m
Max
122m
Std. dev.
33m
Köppen-Geiger (dominant)
DfaCold, no dry season, hot summer(95 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,7
Org. C
21,6g/kg
Clay
34,9%
Sand
10,8%
Silt
54,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,6
Org. C
33,8g/kg
Clay
34,1%
Sand
11,1%
Silt
54,9%
5–15 cm
pH H₂O
7,8
Org. C
17,1g/kg
Clay
35,8%
Sand
10,4%
Silt
53,8%
15–30 cm
pH H₂O
7,8
Org. C
13,9g/kg
Clay
34,9%
Sand
10,8%
Silt
54,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest4.7%
Crops66.2%
Built-up0.4%
Bare soil1.9%
Other (grassland, water…)26.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 2 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
18,1km
Lake surface here
0,33km²
Basins crossed
2
Max stream order
2
Max drainage
683 875km²
Discharge in basins
65,4m³/s
Mean precip.
457mm/an
Mean T°
11,0°C
Moisture idx
-0,49
Max snow
7%
Mean runoff
117mm/an
Mean elev. (basins)
72m
Watersheds crossing here
Lakes (2, 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
0,3nW
Built-up
37,2%
Pesticides
5,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 2
Brațul Măcin
IUCN Not ReportedSite of Community Importance (Habitats Directive) · 2008
104 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN