Ciencias ambientales y de la tierra
trophic structure
100%
diet
69%
fish
47%
lake
45%
native species
41%
niche
37%
stomach content
24%
biotic interactions
24%
trophic interaction
24%
lake ecosystem
23%
endemic species
22%
generalist
22%
macroinvertebrate
20%
food web
18%
stable isotope
16%
isotope
14%
family
14%
resource
10%
analysis
5%
Agricultura y biología
fish communities
91%
lakes
64%
Mexico
64%
indigenous species
49%
diet
40%
niches
34%
aquatic invertebrates
25%
trophic relationships
24%
diet study techniques
23%
food webs
21%
stable isotopes
20%
isotopes
20%
stomach
16%
ecosystems
14%
fish
11%
Medicina y ciencias biológicas
Lakes
98%
Mexico
83%
Fishes
54%
Diet
54%
Nitrogen-15
36%
Food Chain
27%
Gastrointestinal Contents
23%
Ecosystem
21%
Isotopes
21%
Habits
18%
Química
Ecosystem
93%
Stable Isotope
86%
Isotope
67%
Food
56%
Ciencias sociales
Mexico
62%
interaction
24%
habits
22%
food
18%
resources
11%