Agriculture & Biology
freshwater mussels
98%
Unionidae
71%
Bivalvia
48%
Japan
42%
Anodonta
40%
Ryukyu Archipelago
29%
floodplains
28%
East Asia
26%
seed dispersal
26%
shell (molluscs)
24%
water quality
24%
wetlands
23%
mitochondrial DNA
20%
scanning electron microscopy
18%
taxonomy
17%
rivers
14%
Nodularia
13%
phylogeny
13%
mussels
11%
Trapa incisa
10%
new species
10%
dissolved oxygen
8%
freshwater ecosystems
8%
Russia
7%
Korean Peninsula
7%
ecological function
7%
reference works
6%
Mekong River
6%
new tribe
6%
ecosystems
6%
phytoplankton
5%
seeds
5%
Earth & Environmental Sciences
plan
33%
seed dispersal
31%
phylogeny
23%
registration
23%
river
22%
floodplain
22%
restoration
20%
disaster
20%
Asia
19%
shell
18%
wetland
18%
scanning electron microscopy
17%
city
17%
water quality
16%
fish
16%
municipality
13%
index
12%
rainfall
12%
watershed management
11%
runoff
10%
seed
9%
distribution
8%
station
8%
public
8%
urban area
7%
dissolved oxygen
7%
safety system
6%
phylogenetics
6%
analysis
6%
river basin management
6%
public works
6%
environmental quality
6%
central government
6%
spawning
5%
science
5%
questionnaire survey
5%
freshwater ecosystem
5%
fauna
5%
heat island
5%
pavement
5%
world
5%
Medicine & Life Sciences
Unionidae
100%
Bivalvia
64%
Fresh Water
59%
Islands
30%
Far East
29%
Phylogeny
29%
Japan
26%
Solar System
26%
Mitochondrial DNA
25%
Electron Scanning Microscopy
23%
Nodularia
16%
Ecosystem
9%
Russia
9%
Population Groups
8%
Freshwater Biology
5%
Nucleic Acid Databases
5%
Northern Africa
5%