Course: Science Subtest II
Lesson: Ecology
Topic: Introduction to Ecology      Page 11 of 18  

Aquatic biomes

Freshwater biomes:

  • Lakes
  • Wetlands
  • Rivers

Marine biomes:

  • oceans
  • Wetlands

Drainage basins of the principal oceans and seas of the world. Grey areas are endorheic basins that do not drain to the ocean. Image: By Sten Porse. License: Creative Commons Attribution ShareAlike 3.0.

Both the Mohave (on left) (by Jack Delano, March 1943. License: No known restrictions on publication. Source: Library of Congress, Prints and Photographs Division, Washington, D.C. 20540 USA) and the Sahara (on right) (By Luca Galuzzi - License: Creative Commons Attribution-Share Alike 2.5 Generic) are classified as desert biomes because they share common features such sparse rainfall, little organic matter in the soil, intense solar radiation, and organisms adapted to these conditions.