Lect_17_Phytopl

Lect_17_Phytopl - Lecture 17: The phytoplankton The...

Info iconThis preview shows pages 1–7. Sign up to view the full content.

View Full Document Right Arrow Icon
Lecture 17: The phytoplankton The plankton Diversity of phytoplankton Paradox of the plankton Resource partitioning “Lake water, sparkling in the sun, conceals in every liter millions of organisms. It is closer to a slum than a paradise.” - B. Moss
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
phytoplankton Protozoa (flagellates and ciliates) Rotifer (microzooplankton) Daphnia 20 μm Bacteria and viruses smaller yet
Background image of page 2
So many phytoplankton! By size, in μm; 0.2-2.0 = picoplankton 2.0-20.0 = nanoplankton >20.0 = microplankton But every size range contains other types of organism too Major taxonomic groups (freshwater): 6 groups cover most of the action
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Thermophilic cyanobacteria in springs at Yellowstone National Park, Montana, USA Group 1: Cyanophyta (Blue-green algae) Prokaryotic, often N 2 fixing, sometimes specialize in extreme environments
Background image of page 4
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Given that the Competitive Exclusion Principle states that perfect competitors cannot co-exist, and Given that phytoplankton appear to be simple plants (all competing for light and nutrients) living in a homogeneous environment. How can so many species of
Background image of page 6
Image of page 7
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 07/10/2010 for the course BIOL 351 taught by Professor Ralphsmith during the Winter '10 term at Waterloo.

Page1 / 15

Lect_17_Phytopl - Lecture 17: The phytoplankton The...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online