Agriculture & Biology
Belgium
70%
fish
57%
estuaries
48%
fish communities
35%
water quality
31%
diadromous fish
27%
Petromyzontiformes
19%
catadromous fish
18%
dissolved oxygen
16%
freshwater fish
16%
body water
16%
water
13%
habitats
13%
Gasterosteidae
12%
degradation
12%
Alosa alosa
9%
bream
9%
Alosa fallax
9%
watershed management
8%
Osmerus eperlanus
8%
prediction
8%
fyke nets
8%
surface water
8%
anadromous fish
8%
anthropogenic activities
7%
trout
7%
environmental models
7%
estuarine fish
7%
river flow
7%
Petromyzon marinus
7%
mullet
6%
sturgeon
6%
flounder
6%
Anguilla anguilla
6%
logit analysis
6%
Salmo trutta
5%
brackish water
5%
time series analysis
5%
Western European region
5%
geographic information systems
5%
Salmo salar
5%
laws and regulations
5%
Earth & Environmental Sciences
fish
100%
estuary
65%
Index of Biotic Integrity
50%
biotic index
42%
Flandrian
23%
index
22%
Red List
20%
Water Framework Directive
18%
brook
17%
corridor
15%
dissolved oxygen
14%
tributary
14%
floodplain
14%
water body
13%
degradation
13%
watershed
12%
indicator
11%
disturbance
11%
brackish water
11%
water
10%
habitat
9%
evaluation
9%
river
9%
modeling
6%
rate
6%
basin
5%
ecological status
5%
electrofishing
5%