Charophycean Gallery #2

Zygnematales


Zygnematales

The unicellular forms of Zygnematales are also known as saccoderm desmids (Graham et al. 2009).

Cylindrocystis

1. Cylindrocystis
 

800x
    Rice Lake marsh #2
aquatic plant sample
8/7/10
pH 7.4, 21°C, 80 uS
 
2. Cylindrocystis
 

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

Mesotaenium

1. Mesotaenium
 

800x
    Rice Lake from northern shore
aquatic plant sample
9/27/05
20°C
 
2. Mesotaenium
 

800x
    Perrault Bog
surface plankton tow
6/19/07
19.5°C
 

Mougeotia

1. Mougeotia
 

250x
    Traverse River at Mohawk-Gay Rd
aquatic plant sample
9/27/05
19.5°C
 
2. Mougeotia
 

250x
    same as above
 
3. Mougeotia
 

640x
    Arnheim Sloughs site #2
aquatic plant sample
5/27/10
22°C
 
 
4. Mougeotia
 

250x

500x
  pond east of Huron Lake
aquatic plant sample
10/16/07
 
5. Mougeotia
 

800x
    Snowmobile Trail 17 marsh #3
aquatic plant sample
7/15/10
pH 7.6, 25°C, 58 uS
 
6. Mougeotia
 

640x
    Osceola pond #1
aquatic plant sample
10/25/07
9°C
 
7. Mougeotia
 

640x
    Mohawk-Gay Rd marsh
floating algal mass
5/20/10
18°C
 

Netrium

1. Netrium digitus
 

500x

500x
  Perrault Bog
plant detritus sample
8/5/10
pH 6.0, 23°C, 34 uS
 
2. Netrium digitus
 

500x

500x
  same as above
 
3. Netrium
 

500x
    Perrault Bog
floating algal mass
6/17/10
pH 5.0, 23°C, 41 uS
 
4. Netrium oblongum
 

640x
    Perrault Bog
plant detritus sample
10/11/05
11.5°C
 
5. Netrium oblongum
 

640x
    Perrault Bog
plant detritus sample
6/19/07
19.5°C
 
6. Netrium
 

800x

800x
  Perrault Bog
plant detritus sample
10/23/07
 

Spirogyra

1. Spirogyra
 

250x

800x
  pond east of Huron Lake
aquatic plant sample
10/16/07
 
2. Spirogyra
 

250x

250x
  Pike Bay from dock
aquatic plant sample
10/20/05
11.5°C
 
3. Spirogyra
 

250x

250x
  Nara Trail marsh
plant detritus sample
9/15/05
14°C
 
4. Spirogyra
 

250x

250x
  Moyle Concrete pond
macro-algae attached to sediment
8/5/10
pH 9.4, 23°C, 483 uS
 
5. Spirogyra
 

250x

500x
  old Laurium dump pond
plankton tow
7/1/10
pH 7.0, 17°C, 115 uS
 
6. Spirogyra
 

640x

640x

640x
Copper City, Trail 3 pond #1
plant detritus sample
7/21/10
pH 7.9, 27°C, 33 uS
 
7. Spirogyra (conjugation)
 

250x
    Dollar bay at marina
macro-algae sample
8/12/10
pH 8.4, 26°C, 130 uS
 
8. Spirogyra (conjugation)
 

400x

400x

400x
Gratiot River, riffle below falls
filamentous algae sample
8/8/03
 

Tetmemorus

1. Tetmemorus
 
 
400x

400x
  Perrault Bog
plant detritus sample
8/5/10
pH 6.0, 23°C, 34 uS
 
2. Tetmemorus
 
 
320x
    same as above
 

Zygnema

1. Zygnema
 

250x
    Osceola pond #1, adjoining marsh
aquatic plant sample
10/11/05
10°C
 
2. Zygnema
 

250x

500x
  Arnheim Sloughs site #4
aquatic plant sample
5/27/10
24°C
 
3. Zygnema
 

250x

640x
  Twelve Mile Lake
plankton tow
10/23/07
 
4. Zygnema
 

500x
    MTU settling pond
aquatic plant sample
10/16/05
11°C
 
5. Zygnema
 

320x

500x

800x
Osceola pond #1
aquatic plant sample
10/25/07
9°C
 

Zygnemopsis

1. Zygnemopsis
 

800x
    Dollar Bay at entrance
surface plankton tow
10/10/01
pH 7.5,15°C