Agriculture & Biology
crayfish
89%
Procambarus
72%
Procambarus clarkii
69%
Spain
53%
national parks
47%
spawning
36%
freshwater marshes
27%
Mexico
26%
Cambaridae
25%
Cuphea
25%
Lythraceae
23%
social benefit
20%
habitats
19%
marshes
18%
gonads
17%
population dynamics
17%
ecosystem services
17%
Portugal
16%
Decapoda
16%
invasive species
16%
rocks
15%
energy metabolism
15%
ecosystems
15%
Girardinichthys
15%
water temperature
14%
phenology
14%
sex ratio
14%
plateaus
14%
detritus
14%
population density
14%
Goodeidae
14%
temperature
13%
stomach
13%
hydrologic cycle
11%
environmental management
10%
market value
10%
Cladocera
9%
new species
9%
fisheries
9%
fish
9%
population structure
8%
rivers
8%
energy balance
8%
freshwater fish
8%
diet
8%
sexual dimorphism
8%
preserves
7%
habitat conservation
7%
environmental factors
7%
gonadosomatic index
7%
Earth & Environmental Sciences
crayfish
100%
spawning
45%
national park
45%
biosphere reserve
44%
marsh
42%
ecotourism
37%
swamp
34%
tourism
28%
cultural ecosystem services
23%
territorial planning
22%
environmental law
21%
social value
20%
bioenergetics
20%
abandoned mine
19%
sex ratio
19%
city
19%
liability
18%
environmental damage
18%
phenology
17%
natural area
16%
ecosystem
16%
tailings
15%
population density
14%
flora
14%
new species
13%
diet
13%
maturation
13%
water temperature
13%
habitat
13%
subsidence
13%
land
12%
plateau
11%
water
11%
ecological impact
11%
food
10%
environmental management
10%
effect
10%
temperature
9%
living standard
9%
family
9%
fish
9%
lake
9%
damage
8%
habitat destruction
8%
program
8%
regional economy
8%
economics
8%
social group
8%
animal
8%
Medicine & Life Sciences
Astacoidea
66%
Ecosystem
56%
Wetlands
51%
Recreational Parks
37%
Spain
34%
Cuphea
33%
Lythraceae
29%
Forests
25%
Mexico
22%
Portugal
19%
Fresh Water
19%
Energy Metabolism
14%
Introduced Species
12%
Diet
10%
Temperature
10%
Population
9%
Medical Tourism
8%
Oxygen
8%
Feces
8%
Oxygen Consumption
7%
Water
7%
Rivers
6%
Ecology
6%
Agriculture
6%
Population Density
6%
Respect
5%
Ponds
5%
Hispanic Americans
5%
Habits
5%
Photoperiod
5%