Port Louisa
IUCN IVNational Wildlife Refuge
48 km²
County · USA
Tama
United States
DfaCold, no dry season, hot summer(100 %)
Species observed
618
Observations
24 475
Area
1 873,6km²
Ecological tissue
Sample of 36 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 Tama : 28 espèces reliées par 71 interactions GloBI sur 3 types (connectance 11.3%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
36
Interactions affichées
71
Connectance
0.113
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
618 distinct species · 24 475 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
9,3°C
Annual rain
940mm
Warmest m°
28,2°C
Coldest m°
-10,7°C
Elevation: 285 m on average (min 233 m, max 323 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
9,3°C
Annual rain
940mm
Warmest month
28,2°C
Coldest month
-10,7°C
Mean alt.
285m
Min
233m
Max
323m
Std. dev.
18m
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
6,2
Org. C
21,2g/kg
Clay
36,0%
Sand
12,0%
Silt
51,9%
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
6,3
Org. C
29,3g/kg
Clay
35,7%
Sand
12,2%
Silt
52,1%
5–15 cm
pH H₂O
6,2
Org. C
21,5g/kg
Clay
35,9%
Sand
12,0%
Silt
52,1%
15–30 cm
pH H₂O
6,1
Org. C
12,9g/kg
Clay
36,5%
Sand
11,9%
Silt
51,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest10.3%
Crops70.9%
Built-up0.3%
Bare soil0.5%
Other (grassland, water…)18.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology8 basins · 9 lakes · 23 rivers
Hydrology metrics for this exact territory
Stream length here
402,5km
Lake surface here
2,05km²
Basins crossed
8
Max stream order
4
Max drainage
16 044km²
Discharge in basins
57,7m³/s
Mean precip.
876mm/an
Mean T°
8,3°C
Moisture idx
-0,12
Max snow
17%
Mean runoff
268mm/an
Mean elev. (basins)
286m
Watersheds crossing here
- Bassin de Iowa Riversub-area928,6 km²overlap814.51 km²43%
- Bassin de Wolf Creeksub-area850,8 km²overlap509.92 km²27%
- Bassin de Salt Creeksub-area573 km²overlap433.57 km²23%
- Bassin de North Walnet Creeksub-area508,4 km²overlap40.16 km²2%
- Bassin de Black Hawk Creeksub-area877,3 km²overlap34.73 km²2%
- Bassin de Cedar Riversub-area1 463,2 km²overlap25.42 km²1%
- Bassin de Cedar Riversub-area556,2 km²overlap10.81 km²1%
- Bassin de Big Bear Creeksub-area574 km²overlap4.51 km²0%
Lakes (9, top by area)
- Lac 1052493area0,4 km²avg depth3.0 m
- Lac 1051971area0,4 km²avg depth4.8 m
- Lac 1052482area0,2 km²avg depth1.8 m
- Lac 1052225area0,2 km²avg depth4.2 m
- Lac 1052495area0,2 km²avg depth1.7 m
- Lac 1052530area0,2 km²avg depth1.3 m
- Lac 1052323area0,2 km²avg depth4.9 m
- Lac 1051554area0,1 km²avg depth4.0 m
- Lac 1052461area0,1 km²avg depth1.8 m
Rivers / streams (23, ord ≥ 4)
- Salt Creekord 6len here56.62 km4%total1617 km
- Wolf Creekord 5len here52.49 km3%total1706 km
- Iowa Riverord 6len here43.36 km7%total645 km
- Richland Creekord 5len here39.45 km7%total537 km
- Twelvemile Creekord 3len here30.45 km29%total106 km
- Deer Creekord 6len here24.18 km2%total1337 km
- Otter Creekord 4len here21.71 km2%total1381 km
- East Branch Salt Creekord 3len here18.13 km100%total18 km
- South Branch Salt Creekord 1len here16.66 km67%total25 km
- Fourmile Creekord 7len here14.89 km3%total521 km
- Rock Creekord 8len here14.65 km1%total2074 km
- Raven Creekord 2len here12.03 km28%total43 km
11 more river segmentssorted by Strahler order + length
- Sugar Creekord 6len here11.15 km1%total1414 km
- North Walnet Creekord 2len here11.10 km37%total30 km
- Pine Creekord 4len here6.17 km1%total522 km
- Coon Creekord 6len here5.71 km1%total697 km
- Little Coon Creekord 2len here5.35 km100%total5 km
- Crystal Creekord 5len here4.67 km13%total35 km
- Stein Creekord 2len here4.19 km18%total24 km
- Indian Creekord 7len here3.52 km0%total2180 km
- Simpson Creekord 3len here2.66 km7%total38 km
- Mosquito Creekord 6len here1.80 km0%total366 km
- Kibbe Creekord 1len here1.55 km100%total2 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,4nW
Built-up
27,9%
Pesticides
7,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas21
IUCN V · 18IUCN Not Assigned · 2IUCN IV · 1
Iowa River Corridor
IUCN VWildlife Management Area
41 km²
Emergency Wetlands Reserve Program (EWetlands Reserve Program (WRP)), Tama, IA
IUCN VReserve Program · 1995
17 km²
Otter Creek Marsh
IUCN VWildlife Management Area
14 km²
Farm Service Agency Interest Of Ia
IUCN Not AssignedConservation Easement
9 km²
Wetlands Reserve Program (WRP), Tama, IA
IUCN VReserve Program · 1993
9 km²
Complete list21 protected areas
- Port LouisaNational Wildlife RefugeIUCN IV48 km²
- Iowa River CorridorWildlife Management AreaIUCN V41 km²
- Emergency Wetlands Reserve Program (EWetlands Reserve Program (WRP)), Tama, IAReserve ProgramIUCN V199517 km²
- Otter Creek MarshWildlife Management AreaIUCN V14 km²
- Farm Service Agency Interest Of IaConservation EasementIUCN Not Assigned9 km²
- Wetlands Reserve Program (WRP), Tama, IAReserve ProgramIUCN V19939 km²
- Iowa River CorridorWildlife Management AreaIUCN V2 km²
- Emergency Watershed Protection Program - Floodplain Easement (EWPP-FPE), Tama, IAWatershed ProtectionIUCN V20012 km²
- Union GroveWildlife Management AreaIUCN V1 km²
- WetlandsReserve ProgramIUCN Not Assigned19961 km²
- Casey's PahaState PreserveIUCN V1 km²
- KunchWildlife Management AreaIUCN V1 km²
- ColumbiaWildlife AreaIUCN V1 km²
- Mericle WoodsState PreserveIUCN V1 km²
- Salt CreekWildlife Management AreaIUCN V0 km²
- Iowa River NaturalWildlife AreaIUCN V0 km²
- West Salt CreekWildlife Management AreaIUCN V0 km²
- Reinig Wildlife Refuge & Nature Study AreaWildlife RefugeIUCN V0 km²
- Agricultural Conservation Easement Program - Wetland Reserve Easements (ACEP-WRE), Tama, IAConservation EasementIUCN V0 km²
- Izaak Walton TractLocal Conservation AreaIUCN V0 km²
- DOT Transfer (O'brien)Wildlife Management AreaIUCN V0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN