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Phytoplankton (Algae) and Zooplankton
Collected and Identified
in Little Fresh Pond and Black's Nook
by Squizzle Plekavich
2004-2003

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December 18th, 2004, 3:30pm, Little Fresh Pond.
Water temperature 36.3 degrees F (approx 1 inch ice cover).

Phytoplankton
Asterionella (dominant)
Pediastrum
Dinobryon
Staurastrum

Zooplankton
Copepods
Cladocerans (Bosmina)
Ostracods

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November 27th, 2004, 5:30pm, Little Fresh Pond.
Water temperature 43.3 degrees F.

Phytoplankton
Pediastrum
Fragilaria
Tabellaria

Zooplankton
Cladocerans (Bosmina & Daphnia)

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October 30th, 2004, 3:30pm, Little Fresh Pond
Water temperature 50.3 degrees F.

Phytoplankton
Unidentified filamentous algae (dominant)
Volvox
Asterionella
Pediastrum
Scenedesmus
Staurastrum
Dinobryon
Euglena

Zooplankton
Ostracods
Rotifers (Keratella)

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September 11th, 2004, 2:45pm, Little Fresh Pond
Water temperature 75.4 degrees F.

Phytoplankton
Ceratium
Pediastrum
Euglena

Zooplankton
Cladocerans(Daphnia)
Copepods(Cyclops)
Rotifers(Keratella)

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August 28th, 2004, 12:15pm, Little Fresh Pond
Water temperature 80.4 degrees F.

Phytoplankton
Anabena (dominant)
Pediastrum
Ceratium
Scenedesmus

Zooplankton
Cladocerans (Bosmina)
Ostracods
Rotifers(Keratella)

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July 25th, 2004, 3:30pm, Little Fresh Pond
Water temperature 79.3 degrees F.

Phytoplankton
Scenedesmus
Pediastrum
Euglena
Ceratium
(Unknown Volvox-like species)

Zooplankton
Cladocerans(Bosmina & Ostracods)
Copepods(Cyclops)
Rotifers(Keratella)

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June 26, 2004, 4:00pm, Little Fresh Pond
Water temperature 76.5 degrees F.

Phytoplankton
Ceratium (dominant)
Scenedesmus
Pediastrum
Anabena
Staurastrum

Zooplankton-
Bosmina
Ostracods

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June 9 2004, 7:00 pm, Black's Nook

Phytoplankton
Ceratium hirundinella
Fragilaria
Spirogyra(?)

Zooplankton
Copepods
Bosmina longirostris

Rotifer: Keratella sp.

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May 22nd 2004, 3:00 pm, Little Fresh Pond.
Water temperature 67.7 degrees F.

Phytoplankton
Arterionella (dominant)
Ceratium
Staurastrum
Pediastrum
Scenedesmus
Netrium
Spirogyra

Zooplankton
Copepods
Cladocerans

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April 24th 2004, 2:30pm, Little Fresh Pond

Phytoplankton
Asterionella (dominant)
Pediastrum
Staurastrum
Scenedesmus
Ceratium
Closterium
Dinobryon

Zooplankton
Copepods
Cladocerans

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March 27, 2004, Little Fresh Pond

Phytoplankton
Pediastrum
Dinobryon
Fragilaria

Zooplankton
Cladocerans (Bosmina)
Copepods (Cyclops)

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February 28, 2004, Little Fresh Pond

Phytoplankton
Pediastrum
Closterium

Zooplankton
Cladocerans (Bosmina)
Copepods (Cyclops)

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December 27, 2003, Little Fresh Pond

Phytoplankton
(None observed)

Zooplankton
(Large numbers observed)
In order of abundance:
Copepods (Cyclops)
Cladocerans (Bosmina)

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October 26, 2003, Little Fresh Pond
Phytoplankton

Pediastrum
Staurastrum
Scenedesmus
Asterionella
Dinobryon
Navicula
Euglena
Ceratium
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