Hot Desert  Temperatures are variable from below freezing at night to as much as 50ºC in the day. algae carry on photosynthesis and provide both themselves and the coral animals with the nutrients necessary for growth. 

The skeletons of the corals provide a surface upon which many other kinds of animals live.

TLS Online TPP Program

#Id: 5749

#Unit 10. Ecological Principles

Controlling effect of species 

TLS Online TPP Program

#Id: 5750

#Unit 10. Ecological Principles

Dominant species - One that has a large effect in a community because of its abundance or large biomass.

TLS Online TPP Program

#Id: 5751

#Unit 10. Ecological Principles

Keystone species - Species within a community that has a role out of proportion to its abundance. Pisaster (starfish) preyed on a variety of intertidal organisms Beaver , Fig Tree, Digs

TLS Online TPP Program

#Id: 5752

#Unit 10. Ecological Principles

TLS Online TPP Program

#Id: 5753

#Unit 10. Ecological Principles

TLS Online TPP Program

#Id: 5754

#Unit 10. Ecological Principles

Flagship species - Those species that is single, large and easily recognizable