BACK TO INDEX
HOME
 
 
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
____________________
Black's Nook: 4:05pm , 12/13/20.
Water temperature 42.1 degrees F.
Phytoplankton
Synura
Dinobryon
Oedogonium
Zooplankton
Cladocerans
Copepods
Rotifers (Brachionus, Asplanchna)
_________________________
Little Fresh Pond: 4:20pm , 12/13/20.
Water temperature 42.9 degrees F.
Phytoplankton
Oedogonium (< 1/ml )
 
Zooplankton
Cladocerans
Copepods
Rotifers
____________________
Black's Nook: 4:05pm , 11/8/20.
Water temperature 56.9 degrees F.
Phytoplankton
Dinobryon  
Euglena
Spirogyra
Synura
Selenastrum
Trachelomonas
Zooplankton
Cladocerans
Copepods
Ostracods
Rotifers (Synchaeta)
_________________________
Little Fresh Pond: 4:25pm , 11/8/20. 
Water temperature 55.8 degrees F. 
Phytoplankton
Closterium (1/ml) 
Oedogonium 
Lyngbya
Zooplankton
Cladocerans (Bosmina)
Copepods
Rotifers
____________________
Black's Nook: 5:35 pm, 10/18/20
Water temperature 61.6 degrees F 
Phytoplankton
Euglena
Micrasterias
Trachelomonas
Closterium
Staurastrum
Bulbochaete
Eodogonium 
Zooplankton
Cladocerans 
Copepods 
Rotifers
_________________________
Little Fresh Pond: 5:20 pm, 10/18/20.
Water temperature 59.2 degrees F. 
Phytoplankton
Microspora (1/ml)
Palmella 
Mougeoti 
Zooplankton
Cladocerans
Copepods
Rotifers
____________________
Black's Nook 5:30pm,  9/20/20. 
Water temperature 60.3 degrees F. 
Phytoplankton
Synura
Closterium
Selanastrum
Spinocosmarium
Euglena
Spirogyra
Mougeotia 
Zooplankton
Cladocerans
Copepods
Rotifers
_________________________
Little Fresh Pond 4:50pm,  9/20/20.
Water temperature 67.1 degrees F.
Phytoplankton
Closterium (1/ml)
Fragillaria 
Anabaena
Docidium
Microspora
Oedogonium
Zooplankton
Cladocerans (Bosmina)
Cladocerans
Rotifers
____________________
Black's Nook 3:50pm , 8/8/20. 
Water temperature 86.9 degrees F.  
Phytoplankton
Euglena
Closterium 
Staurastrum 
Euglena
Spinocosmarium
Microspora
Sphaerozosma
Selanastrum
Spirogyra
Ulothrix
Zooplankton
Copepods 
Cladocerans 
Rotifers (Keratella) 
_________________________
Little Fresh Pond 4:15pm , 8/8/20. 
Water temperature 86.1 degrees F.  
Phytoplankton
Closterium (3/ml)
Palmella (2/ml
Scenedesmus (1/ml) 
Spirogyra (1/ml)
Docidium
Fragilaria
Ceratium
Pediastrum
Oedogonium
Centritractus
Staurastrum
Peridinium
Bulbochaete
Zooplankton
Cladocerans
Copepods
Ostracods
Rotifers (Brachionus, Keratella
____________________
Black's Nook: 2:25 pm, 7/18/20
Water temperature 74.0 degrees F.
Phytoplankton
Euglena
Ulothrix
Micrasterias
Oedogonium
Pinnularia
Spirogyra
Cosmarium
Spinocosmarium
Docidium
Zooplankton
Cladocerans
Copepods
Rotifers (Keratella)
_________________________
Little Fresh Pond: 2:45 pm, 7/18/20.
Water temperature 85.4 degrees F.
Phytoplankton
Closterium (1/ml)
Microspora (1/ml)
Centritractus (1/ml)
Pediastrum
Docidium
Oedogonium
Cosmarium
Spirogyra
Zooplankton
Cladocerans
Copepods
Ostracods
Rotifers
____________________
Black's Nook: 3:40 pm, 6/28/20.
Water temperature 76.7 degrees F. 
Phytoplankton
Mougeotia 
unknown diatom 
Zooplankton
Cladocerans (Bosmina)
Copepods
Rotifers (Conochilus)
_________________________
Little Fresh Pond:4:00 pm , 6/28/20. 
Water temperature 79.4 degrees F.
Phytoplankton
Euglena (2/ml) 
Cosmarium 
Pediastrum
Microspora
Closterium
Docidium
Mougeotia
Schroderia
Spirogyra
Fragilaria
Peridinium
Zooplankton
Copepods
Cladocerans (Bosmina)
Rotifers
____________________
Black's Nook:  4:00pm, 5/24/20 
Water temperature 73.1 degrees F. 
Phytoplankton
Volvox 
Euglena
Spirogyra
Netrium
Anabaena
unknown green alga
Zooplankton
Cladocerans (Bosmina)
Copepods (Cyclops)
Rotifers
 
_________________________
Little Fresh Pond: 3:45pm, 5/24/20. 
Water temperature 72.2 degrees F
Phytoplankton
Pediastrum (1/ml)
Asterionella (1/ml)
Fragilaria 
Docidium
Spirogyra
Mougeotia
Closterium
Lyngbya
Navicula
Microspora
Bulbochaete 
Zooplankton
Cladocerans (Bosmina, Daphnia)
Cladocerans
Rotifers
____________________
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)
_________________________
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
____________________
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)
 
_________________________
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
____________________
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)
_________________________
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
____________________
 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
_________________________
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