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Phytoplankton (Algae) and Zooplankton
Collected and Identified
in Little Fresh Pond and Black's Nook
by Squizzle Plekavich
 
 
PHOTOS of some Fresh Pond Algae taken by Squizzle
2020
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Black's Nook: 8:30 am, 4/21/20.
Water temperature 50.6 degrees F.
Phytoplankton
Volvox 
Spinocosmarium
Spirogyra
Dinobryon
Zooplankton
Cladocerans (Bosmina, Daphnia)
Copepods
Rotifers (Keratella)
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Little Fresh Pond: 8:50 am , 4/21/20.
Water temperature 50.5 degrees F.
Phytoplankton
Asterionella (7/ml)
Euglena (5/ml)
Closterium (3/ml)
Scenedesmus (2/ml)
Staurastrum (1/ml)
Fragilaria (1 short ribbon colony)
Zooplankton
Cladocerans (Bosmina)
Copepods
Rotifers
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Black's Nook:  3/28/20,  9:10 am.
Water temperature 49.1 degrees F.
Phytoplankton
Peridinium
Dinobryon
Synura
Uroglenopsis
Microspora
Bulbochaete
Spinocosmarium
Golenkinia
The Synura, Dinobryon, Uroglenopsis association returns.
Zooplankton
Cladocerans
Copepods (Cyclops)
Rotifers (Keratella, Filinia)
 
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Little Fresh Pond
Little Fresh Pond: 3/28/20,  9:25 am.
Water temperature 49.0 degrees F. 
Phytoplankton
Asterionella (1/ml)
Microspora (1/ml)
Synura
Scenedesmus
Dinobryon
Closterium
Navicula
Pediastrum
Zooplankton
Cladocerans (Bosmina)
Copepods
Rotifers
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Black's Nook
Black's Nook: 9:30 am,  2/23/20
Water temperature  37.1 degrees F (under 2 " of ice).
Phytoplankton
Uroglenopsis 
Synura
Dinobryon
 
Zooplankton
Copepods
Cladocerans
Rotifers (Keratella)
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Little Fresh Pond
Little Fresh Pond: 9:45 am, 2/23/20
Water temperature 38.6 degrees F ( under a thin sheet of ice ~ 1/8 " )
Phytoplankton
Asterionella (7/ml)
Synura
Zooplankton
Cladocerans
Copepods
Rotifers
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 Black's Nook
Black's Nook: 10:13am , 1/5/2020. 
Water temperature 39.7 degrees (with partial ice cover)
Phytoplankton
Dinobryon
Spinocosmarium
Oedogonium
Zooplankton
Cladocerans
Copepods
Rotifers
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Little Fresh Pond
Little Fresh Pond: 10:25am , 1/5/2020.
Water temperature 38.8 degrees F.
Phytoplankton
Asterionella (1/ml)
Euglena (1/ml)
Synura
Fragilaria
Oedogonium
Bulbochaete
unknown diatom
Zooplankton
Cladocerans
Copepods
Rotifers