Ecosystem Portfolio

Mountain Ecosystem

Biotic Factors

- trees -fungi -deer -rodents -snakes -lizards -insects -mountain lions -birds and -bacteria

Abiotic Factors

-lakes -creeks -ponds -streams -weather -climate -rocks and -soil

Carrying Capacity

The carrying capacity of a biological species in an environment is the maximum population size of species that the environment can sustain indefinitely, given the food, habitat, water, and other necessities available in the environment.

Food, Water, Shelter, and Environment.

Limiting Factors

disease, lack of shelter, weather( snow/ice)

Prey/Predator Relashionships

lion-deer, mountain lion-gazelle,

Energy Roles


Food Chains

Food Webs

Trophic Levels

Energy Pyramids



Role of Decomposers