Class Ulvophyceae

 

 

Order Ulotrichales

 

 

Elakatothrix .          

 

1.Elakatothrix

 

800x

Perrault Bog

collected with plant material

9/13/05

pH 5.13, 22.2 oC

 

  

2.Elakatothrix

 

800x

same as above

 

  

3.Elakatothrix

 

800x

beaver pond near Isle Royale School

collected with plant material

9/26/05

15 oC

 

  

4.Elakatothrix

 

800x

pond on Peepsock Trail

collected with algal film

8/10/03

27 oC

 

  

 

Klebsormidium          
Members of this genus were previously placed in Hormidium (ref. 2, p.345-346).

 

1.Klebsormidium

 

Hormidium_jason6_hfallsrocks2_40125.jpg (36064 bytes)

500x

Hormidium_jason6_hfallsrocks2a_40125.jpg (22909 bytes)

500x

Hungarian Falls

collected with rock scrapings in  riffle

10/10/01

pH 7.6, 14.5 oC

 

  

2.Klebsormidium

 

500x

800x

Rice Lake

surface plankton tow

9/27/05

20 oC

 

  

 

Radiofilum          

 

1.Radiofilum  conjunctivum.

 

250x

500x

Dollar Bay

surface plankton tow

9/18/05

21 oC

 

  

2.Radiofilum conjunctivum

 

500x

800x

same as above

 

  

3.Radiofilum conjunctivum

 

800x

800x

Dollar Bay at boat launch

surface plankton tow

9/19/03

pH 7.7, 17.5 oC

 

  

 

Ulothrix          

 

1.Ulothrix

 

Ulothrix_jason3_grfr1_20125.jpg (55692 bytes)

250x

Gratiot River

collected off rocks in riffle near falls

9/23/01

 

  

2.Ulothrix

 

Ulothrix_jason3_grfr3_2025.jpg (55101 bytes)

500x

same as above

 

  

3.Ulothrix

(zoospore production)

 

320x

Keweenaw Waterway at MTU

surface plankton tow

6/11/03

16.5 oC

 

  

4.Ulothrix?

 

400x

Pilgrim River

collecting with rock scraping from riffle

5/10/03

6.5 oC

 

  

 

 

 

Order Siphonocladales (= Cladophorales)

 

 

Cladophora .          

 

1.Cladophora glomerata

 

Cladophora_coles1_1x.jpg (60992 bytes)

1x

Cladophora_coles2_3.15x.jpg (50958 bytes)

3.15x

Cladophora_coles3_3.15x.jpg (48783 bytes)

3.15x

 

Cole's Creek in riffle

9/27/01

 

  

2.Cladophora glomerata

 

Cladophora_jason4_coles7_20125.jpg (75669 bytes)

250x

Cladophora_jason4_coles9_20125.jpg (75105 bytes)

250x

 

 

 

 

same as above

 

  

3.Cladophora glomerata

(zoospores)

 

Cladophora_jason4_coles6_20125.jpg (70700 bytes)

 250x

zoospores

1.07 MB (DivX)

Cladophora_jason4_coles4_20125.jpg (101724 bytes)

 250x

zoospores

2.73 MB (DivX)

same as above

 

  

4.Cladophora glomerata

 

Cladophora_d2_hunfallsriffle1_0.5x.jpg (68194 bytes)

0.5x

Cladophora_d2_hunfallsriffle2_3.15x.jpg (64123 bytes)

3.15x

Cladophora_d2_hunfallsriffle3_3.15x.jpg (82275 bytes)

3.15x

 

Hungarian Falls 

macrophyte in riffle

10/10/01

 

  

5.Cladophora glomerata

 

Cladophora_jason6_hfallssplash9_20125.jpg (65004 bytes)

250x

Cladophora_jason6_hfallssplash10_20125.jpg (62771 bytes)

250x

Cladophora_jason6_hfallssplash11_20125.jpg (71381 bytes)

250x

Cladophora_jason6_hfallssplash12_20125.jpg (78522 bytes)

250x

 same as above

 

  

6.Cladophora

 

Cladophora_d2_hunfalls1_0.5x.jpg (85297 bytes)

0.5x

Cladophora_d2_hunfalls2_3.15x.jpg (57238 bytes)

3.15x

Cladophora_d2_hunfalls4_3.15x.jpg (61862 bytes)

3.15x

Cladophora_d2_hunfalls5_3.15x.jpg (65954 bytes)

3.15x

Hungarian Falls

macrophyte in riffle

10/10/01

 

  

7.Cladophora

 

Cladophora_jason6_hfallssplash3_20125.jpg (73468 bytes)

250x

Cladophora_jason6_hfallssplash2_20125.jpg (55235 bytes)

250x

Cladophora_jason6_hfallssplash4_20125.jpg (50133 bytes)

250x

Cladophora_jason6_hfallssplash5_20125.jpg (51617 bytes)

250x

same as above

 

  
7.Cladophora

250x

250x

250x

250x

Huron Creek at Houghton Beach Park

rock scraping

10/16/07 (examined two days later)

 

  

 

Rhizoclonium .          

 

1.Rhizoclonium

 

250x

250x

250x

Calumet Lake

algal film among aquatic plants

10/11/05

12.5 oC

 

  

2.Rhizoclonium

 

250x

250x

250x

same as above