Species Interactions: Mutualism


Overview of Species Interactions

Species 1

Species 2

0

+

-

0

0,0

Neutralism

+,0

Commensalism

(Herbivory?)

0,-

Amensalism

 

+

0,+

+,+

Mutualism

(Herbivory?)

-,+

Predation

Parasitism

Herbivory

-

0,-

+,-

-,-

Competition


Mutualism


Types of Mutualisms

1. Direct - interactions between two species

2. Diffuse - interactions among many species


Examples of Mutualisms

Direct

Diffuse