Tibet Trari Nam Co Wetlands
IUCN IbWetland of International Importance (Ramsar Site) · 2020
1 406 km²
Commune · CHN
Coqên
China
ETPolar, tundra(63 %)
Species observed
103
Observations
268
Area
23 243,9km²
Ecological tissue
Sample of 12 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 Coqên : 8 espèces reliées par 17 interactions GloBI sur 5 types (connectance 21.8%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
13
Interactions affichées
17
Connectance
0.218
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
103 distinct species · 268 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
-2,8°C
Annual rain
640mm
Warmest m°
12,9°C
Coldest m°
-22,2°C
Elevation: 5 100 m on average (min 4 477 m, max 6 161 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
-2,8°C
Annual rain
640mm
Warmest month
12,9°C
Coldest month
-22,2°C
Mean alt.
5 100m
Min
4 477m
Max
6 161m
Std. dev.
370m
Köppen-Geiger (dominant)
ETPolar, tundra(63 %)Polar
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
8,1
Org. C
16,0g/kg
Clay
13,4%
Sand
59,9%
Silt
26,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Ngari
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
8,0
Org. C
18,1g/kg
Clay
12,6%
Sand
60,4%
Silt
27,0%
5–15 cm
pH H₂O
8,1
Org. C
16,5g/kg
Clay
13,6%
Sand
59,6%
Silt
26,8%
15–30 cm
pH H₂O
8,2
Org. C
13,5g/kg
Clay
14,1%
Sand
59,6%
Silt
26,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest0.0%
Crops0.0%
Built-up0.0%
Bare soil46.4%
Other (grassland, water…)53.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology43 basins · 50 lakes · 12 rivers
Hydrology metrics for this exact territory
Stream length here
523,1km
Lake surface here
1 453,73km²
Basins crossed
43
Max stream order
5
Max drainage
20 080km²
Discharge in basins
456,9m³/s
Mean precip.
222mm/an
Mean T°
-2,6°C
Moisture idx
-0,65
Max snow
5%
Mean runoff
145mm/an
Mean elev. (basins)
5 089m
Watersheds crossing here
- Bassin de 措勤藏布sub-area2 451,4 km²overlap2449.16 km²11%
- Basin #53250sub-area2 458,1 km²overlap2447.18 km²11%
- Bassin de རོ་ཀྱོག་གཙང་པོsub-area2 049,1 km²overlap1872.83 km²8%
- Basin #23960sub-area1 461,3 km²overlap1328.68 km²6%
- Basin #29240sub-area1 262,5 km²overlap1218.38 km²5%
- Basin #58110sub-area1 899,2 km²overlap1215.05 km²5%
- Basin #36690sub-area2 062,2 km²overlap1164.85 km²5%
- Bassin de 康巴藏布sub-area1 110,6 km²overlap1109.47 km²5%
- Basin #45730sub-area1 080,3 km²overlap1079.13 km²5%
34 more basinssorted by overlap
- Bassin de 康巴藏布sub-area1 053,4 km²overlap1001.15 km²4%
- Bassin de 支驾曲sub-area996,7 km²overlap985.80 km²4%
- Bassin de 错贡藏布sub-area2 056 km²overlap918.61 km²4%
- Basin #50610sub-area1 265,6 km²overlap903.77 km²4%
- Basin #46620sub-area807,9 km²overlap807.04 km²3%
- Basin #48400sub-area1 206,1 km²overlap723.89 km²3%
- Basin #46610sub-area722,6 km²overlap721.83 km²3%
- Basin #48670sub-area625,5 km²overlap624.49 km²3%
- Bassin de 鲁居藏布sub-area2 642,7 km²overlap375.20 km²2%
- Basin #29170sub-area372 km²overlap371.65 km²2%
- Bassin de 措勤藏布sub-area344,6 km²overlap344.24 km²1%
- Basin #26990sub-area443,3 km²overlap336.11 km²1%
- Basin #28330sub-area781,9 km²overlap250.75 km²1%
- Bassin de 惹多藏布sub-area6 003 km²overlap225.07 km²1%
- Basin #35320sub-area168,5 km²overlap168.37 km²1%
- Basin #27150sub-area558,5 km²overlap147.85 km²1%
- Bassin de 措勤藏布sub-area135,1 km²overlap134.98 km²1%
- Basin #36590sub-area120,8 km²overlap120.71 km²1%
- Basin #27330sub-area61,5 km²overlap61.13 km²0%
- Bassin de བུལ་ཏོག་གཙང་པོ 布堆藏布sub-area1 420,9 km²overlap41.13 km²0%
- Bassin de བུལ་ཏོག་གཙང་པོ 布堆藏布sub-area1 522,2 km²overlap28.57 km²0%
- Basin #28210sub-area366,9 km²overlap17.96 km²0%
- Basin #26790sub-area148,5 km²overlap11.91 km²0%
- Basin #42040sub-area386,9 km²overlap7.36 km²0%
- Basin #53150sub-area635,7 km²overlap5.97 km²0%
- Basin #21550sub-area1 051,7 km²overlap5.86 km²0%
- Basin #58270sub-area1 584,7 km²overlap4.09 km²0%
- Bassin de རོ་ཀྱོག་གཙང་པོsub-area378,8 km²overlap3.49 km²0%
- Bassin de 虾给藏布sub-area1 097,3 km²overlap3.08 km²0%
- Basin #52800sub-area801,1 km²overlap2.76 km²0%
- Bassin de མདོག་གཞུང་བཙང་པོ 多雄藏布sub-area1 220,8 km²overlap2.39 km²0%
- Basin #52340sub-area3 667,4 km²overlap1.50 km²0%
- Bassin de 博藏布sub-area1 945,8 km²overlap0.25 km²0%
- Bassin de 纳雄藏布sub-area974,4 km²overlap0.19 km²0%
Lakes (50, top by area)
- Zhari Namcoarea958,1 km²avg depth25.0 m
- Jiesa Cuoarea141,9 km²avg depth37.9 m
- 打加错 སྟག་རྐྱལ་མཚོarea111 km²avg depth18.3 m
- Dawa Coarea105,9 km²avg depth11.3 m
- 嘎仁错 སྐེ་རིང་མཚོ།area65,4 km²avg depth20.1 m
- 攸布错 ཡུམ་བུ་མཚོarea60 km²avg depth17.3 m
- 达玛孜壤错area22,5 km²avg depth3.9 m
- Qigai Coarea20,3 km²avg depth5.9 m
- 昂古错 ངང་བསྒུག་མཚོarea20,3 km²avg depth3.0 m
41 more lakes
- 达瓦错 ཟླ་བ་མཚོarea9,1 km²avg depth4.0 m
- 惩香错 ཁྲེང་གཤམ་མཚོarea7,3 km²avg depth8.1 m
- 多穷错area6 km²avg depth7.5 m
- 阿果错 ཨར་ཀོག་མཚོarea5,1 km²avg depth3.4 m
- Lake #76141area4,4 km²avg depth8.0 m
- 达闭错area3,7 km²avg depth11.4 m
- Lake #75994area3,1 km²avg depth8.4 m
- 达多错area3 km²avg depth8.1 m
- Lake #75578area2,9 km²avg depth3.8 m
- བྱང་ལུང་མཚོ་བསྡིངས། (奖弄错)area2,5 km²avg depth5.9 m
- Lake #76032area2 km²avg depth13.1 m
- Lake #75797area1,9 km²avg depth4.7 m
- Lake #76133area1,7 km²avg depth3.0 m
- Lake #75851area1,5 km²avg depth3.7 m
- Lake #76038area1,2 km²avg depth2.0 m
- Lake #75983area1 km²avg depth1.7 m
- Lac 1378120area1 km²avg depth4.2 m
- Lac 1378552area0,7 km²avg depth5.3 m
- Lac 1378116area0,7 km²avg depth5.0 m
- Lac 1376479area0,7 km²avg depth4.1 m
- Lac 1376880area0,6 km²avg depth2.9 m
- Lac 1377361area0,6 km²avg depth4.1 m
- Lac 1377869area0,6 km²avg depth3.3 m
- Lac 1377996area0,6 km²avg depth4.5 m
- Lac 1377320area0,6 km²avg depth2.9 m
- Lac 1377109area0,6 km²avg depth3.0 m
- Lac 1377278area0,5 km²avg depth3.4 m
- Lac 1377378area0,5 km²avg depth3.4 m
- Lac 1377018area0,5 km²avg depth3.0 m
- Lac 1377411area0,5 km²avg depth3.4 m
- Lac 1376438area0,5 km²avg depth2.9 m
- Lac 1379017area0,4 km²avg depth3.8 m
- Lac 1377043area0,4 km²avg depth2.7 m
- Lac 1376602area0,4 km²avg depth3.0 m
- Lac 1377581area0,4 km²avg depth2.4 m
- Lac 1376844area0,3 km²avg depth3.9 m
- Lac 1377133area0,3 km²avg depth2.3 m
- Lac 1378655area0,3 km²avg depth6.5 m
- Lac 1376839area0,3 km²avg depth4.4 m
- Lac 1378872area0,3 km²avg depth1.8 m
- Lac 1377228area0,3 km²avg depth1.6 m
Rivers / streams (12, ord ≥ 4)
- 措勤藏布ord 5len here186.37 km100%total187 km
- 康巴藏布ord 4len here102.07 km100%total102 km
- 支驾曲ord 2len here51.98 km100%total52 km
- 生尖曲ord 3len here49.28 km98%total50 km
- 错龙觉ord 3len here39.53 km100%total40 km
- 尼阿康藏布ord 2len here25.87 km100%total26 km
- རོ་ཀྱོག་གཙང་པོord 4len here23.45 km24%total98 km
- 康巴藏布ord 2len here19.06 km100%total19 km
- 麦阿曲ord 2len here14.05 km100%total14 km
- 嘎尔麦曲ord 1len here6.00 km100%total6 km
- 鲁居藏布ord 4len here4.12 km2%total198 km
- 布多曲ord 2len here1.35 km4%total36 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
0,1%
Pesticides
0,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Ib · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN