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11 Cards in this Set

  • Front
  • Back
Community
group of species, occupy a given area
species richness
number of different species
species evenness
relative abundance of each species
Species diversity index
higher the value, the greater the number of species
1-3(higher, more diverse)
Evenness index
lower the number, the more even
0-1
keystone specie
disproportionate impact on community removal=change in community structure with significant loss of diversity
Guilds
group of species that exploit a common resource in a similar fashion. Strong interaction between members
Functional Type
group of species based on their common response to environment(C4, CAM)
Zonation
geography changes, vegetation changes, animal species change
Organismic view of community
Clements
each species is an integrated component of the whole
Take one out and there will be problems
Individualistic View of Community
Gleason
Who gets there first
take one species out and another can come in