HydroBASINS lev08 watershed · #2080276450
Bassin de Хотча
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 5 administrative regions : Kalyazinskiy rayon, Kimrskiy rayon, Kimry, Konakovskiy rayon, Taldomskiy rayon
Sub-basin area
1 300,1km²
Upstream area
48 103,1km²
Discharge
343,1m³/s
Mean elev.
129m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Волга2374 km²
- Bassin de Дубна33 km²
5 dept-equivalent regions (GADM L2)
- Kimrskiy rayonTver' · Russia852.7 km²65.3% of basin
- 439.5 km²33.6% of basin
- Konakovskiy rayonTver' · Russia6.5 km²0.5% of basin
- Kalyazinskiy rayonTver' · Russia5.5 km²0.4% of basin
- 2.3 km²0.2% of basin
14 intersecting protected areas
ZHuravlinaya rodina
IUCN IVState Natural Zakaznik
51.29 km² overlap
Boloto Markovskoe
IUCN IVState Natural Zakaznik
24.80 km² overlap
Boloto Borgash
IUCN IVState Natural Zakaznik
8.80 km² overlap
Boloto Nikulinskoe
IUCN IVState Natural Zakaznik
8.30 km² overlap
Maklakovskij zakaznik
IUCN IVState Natural Zakaznik
7.40 km² overlap
Boloto Zavodskoe
IUCN IVState Natural Zakaznik
6.20 km² overlap
State Natural Zakaznik
5.73 km² overlap
Boloto YAkovlevskoe
IUCN IVState Natural Zakaznik
5.56 km² overlap
Bor Kletinskij
IUCN IVState Natural Zakaznik
4.73 km² overlap
5 more protected areassorted by overlap area
Bor Myl`cevskij
IUCN IIINatural Monument
1.58 km² overlap
Boloto Hotilovo
IUCN IVState Natural Zakaznik
1.19 km² overlap
Bor Abramovskij
IUCN IIINatural Monument
1.03 km² overlap
Bor Belogorodskij
IUCN IIINatural Monument
0.38 km² overlap
Bor Toporok
IUCN IIINatural Monument
0.12 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 423 distinct species · 12 686 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 Bassin de Хотча : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 92 interactions GloBI sur 3 types (connectance 21.1%, 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).
Hydroclimate (BasinATLAS lev08)
Mean T°
4,4°C
Annual rain
620mm
Moisture idx (CMI)
-0,01
Runoff
208mm/an
PET
628mm
AET
475mm
Mean slope
0,9°
Water table
59cm
Forest
59%
Crops
28%
Urban
3%
Protected
11%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)