Trebouxiophyceans

The trebouxiophyceans are grouped here into orders following Guiry et al. (2010), although Graham et al. (2009) placed many of these genera into different or new orders based on recent phylogenetic analysis.


Oocystales

Eremosphaera

1. Eremosphaera viridis
 

500x

500x
  Perrault Bog
plant detritus sample
9/10/01
 
2. Eremosphaera viridis
 

500x

500x

800x
Perrault Bog
plant detritus sample
10/23/07
 
3. Eremosphaera viridis
 

800x
    Perrault Bog
plant detritus sample
9/13/05
pH 5.1, 22.2°C
 
4. Eremosphaera viridis
 

640x
    same as above
 

Lagerheimia

Guiry et al. (2011) notes that this genus has an uncertain status.

1. Lagerheimia
 

800x
    Portage Lake from boat
oblique plankton tow
9/18/05
20°C
 
2. Lagerheimia
 

800x
    same as above
 
3. Lagerheimia
 

800x
    same as above
 
4. Lagerheimia
 

800x
    Dollar Bay at boat launch
surface plankton tow
9/21/05
20.5°C
 

Nephrocytium

1. Nephrocytium agardhianum
 

800x

800x
  Sturgeon River Sloughs site #1
aquatic plant sample
10/20/05
10.5°C
 
2. Nephrocytium
 

800x

800x
  Osceola pond #1
plant detritus sample
7/16/10
pH 8.4, 24°C, 229 uS
 
3. Nephrocytium
 

800x

800x
  same as above
 

Oocystis

1. Oocystis
 

800x

800x
  Dollar Bay from boat
surface plankton tow
9/18/05
21°C
 
2. Oocystis
 

800x
    Portage Lake from boat
oblique plankton tow
9/18/05
20°C
 
3. Oocystis
 

800x

800x
  Dollar Bay from boat
oblique plankton tow
7/29/10
pH 8.9, 27°C, 133 uS
 
4. Oocystis
 

800x
    old Laurium dump pond
floating algal mass
7/1/10
pH 7.0, 17°C, 115 uS
 

Selenastrum

1. Selenastrum
 

800x
    Hungarian Falls riffle
aquatic moss sample
10/10/01
 
2. Selenastrum
 

800x

800x
  Osceola pond #1, adjoining marsh
plant detritus sample
7/16/10
pH 6.8, 27°C, 184 uS
 
3. Selenastrum
 

800x
    same as above
 

Chlorellales

Chlorella

Zoochlorella is a synonym (Guiry et al. 2010).

1. Chlorella
 

800x

800x
  Twelve Mile Lake
plankton tow
10/23/07
 

Dictyosphaerium

3. Dictyosphaerium pulchellum
 

800x

800x
  Dollar Bay at marina
plankton tow
8/12/10
pH 8.4, 26°C, 130 uS
 
1. Dictyosphaerium pulchellum
 

800x

800x
  Torch Lake at Hubbell boat launch
oblique plankton tow
10/15/05
13°C
 
2. Dictyosphaerium pulchellum
 

640x

640x
  Pike Bay from dock
surface plankton tow
10/20/05
11.5°C
 
4. Dictyosphaerium ehrenbergianum
 

800x

800x
  Sturgeon River Sloughs site #1
aquatic plant sample
10/20/05
10.5°C
 
5. Dictyosphaerium ehrenbergianum
 

800x

800x
  Swedetown Pond
aquatic plant sample
10/2/07
 

Micractinium

Errerella is a synonym (John et al. 2002).  Species identified with John et al. (2002).

1. Micractinium quadrisetum
 

800x
    Keweenaw Waterway at MTU
oblique plankton tow
10/16/05
13.5°C
 
2. Micractinium quadrisetum
 

640x
    same as above
 
3. Micractinium pusillum
 

800x
    same as above
 
4. Micractinium bornhemiense
 

800x
    Portage Lake from boat
oblique plankton tow
9/18/05
20°C
 
5. Micractinium bornhemiense
 

500x
    Pike Bay from dock
surface plankton tow
10/20/05
11.5°C
 

Microthamiales

Microthamnion

1. Microthamnion
 

800x
    Arnheim Sloughs puddle #2
plant detritus sample
5/27/10
23°C
 
2. Microthamnion
 

800x
    same as above
 
3. Microthamnion
 

800x

800x
  Eleven Mile Lake, west roadside marsh
aquatic plant sample
6/17/10
pH 5.7, 20°C, 15 uS
 
4. Microthamnion
 

250x

800x

800x
same as above