Ankyra sp. #2

Phylum: Chlorophyta (Green algae)
Taxon ID: 2087
Author: Fott 1957
Basionymn:

 

Images

Images are not scaled. An individual that looks bigger than its neighbors might actually be smaller. See approximate size via the Observations section below. All images were made to fit within an area of 360px high and 200px wide.

Observations

Author: Colleen Flanagan 2007
Biovolume/cell 37.68
Length: 7-9 µm
Width: 2-4 µm

Description:

Cells are long and slender and have a tip that is not forked.

Notes:

Green Lakes: Morphotype M, this may be Ankyra judayi

Original Type Description

Author: Fott 1957
Biovolume/cell
Length:
Width:

Original Description:

Secondary Description

Author: Prescott, G. W., 1979

Secondary Description:

In this genus, somewhat curved, fusiform cells have a long, straight spine at one pole and a narrowed extension 'posteriorly' which is forked at the tip; 1 parietal chloroplast and pyrenoid.

Index Nominum Algarum (INA)*

*The INA is a bibliographic reference "card file" for algal taxonomy, containing nearly 200,000 names of algae (in the broad sense).

Taxonomy

Prescott, G. W. (1979). How to know the freshwater algae, 3rd Edition Dubuque: The Pictured Key Nature Series

Count Data

Gardner, E.M., (2003). Effects of nutrient enrichment on phytoplankton in an alpine lake, Green Lakes Valley, Colorado, U.S.A. Thesis (M.A.)--University of Colorado, 52 p.

Flanagan, C.M. (2007). Understanding alpine watersheds in the Colorado Front Range: Phytoplankton community analysis and watershed education Thesis (M.S.)--University of Colorado, 117 p. | Abstract

Gardner, E. M., McKnight, D. M., Lewis, W. M., and Miller, M. P (2008). Effects of Nutrient Enrichment on Phytoplankton in an Alpine Lake, Colorado, USA Arctic, Antarctic and Alpine Research, 40(1): 55-64. DOI: 10.1657/1523-0430(07-002)[GARDNER]2.0.CO;2 | Abstract

Bell, T.A. (2009). A shift in diatom composition due to increased weathering and nitrogen deposition Thesis (M.S.)--University of Colorado, 69 p. | Abstract

Lake # samples Basin Region
Green Lake 4 80 Green Lakes Valley Silver Lakes Watershed

# of samples         = 80 with this taxon.
# of samples total = 187 with or without this taxon.

Positions in lake

  • lake center

Collection Types

Samp
ID
Lake
Name
Coll.
Date
Sample
Depth (m)
Position
in Lake
Region
Name*
Collection
Type
Citation
(counts)
Sample
Notes
155 Green Lake 4 2000-07-06 0.0 lake center SLW water citation short  
156 Green Lake 4 2000-07-06 3.0 lake center SLW water citation short  
157 Green Lake 4 2000-07-06 9.0 lake center SLW water citation short  
158 Green Lake 4 2000-07-13 0.0 lake center SLW water citation short  
160 Green Lake 4 2000-07-13 9.0 lake center SLW water citation short  
161 Green Lake 4 2000-07-20 0.0 lake center SLW water citation short  
162 Green Lake 4 2000-07-20 3.0 lake center SLW water citation short  
167 Green Lake 4 2000-08-03 0.0 lake center SLW water citation short  
169 Green Lake 4 2000-08-03 9.0 lake center SLW water citation short  
173 Green Lake 4 2001-07-06 0.0 lake center SLW water citation short  
174 Green Lake 4 2001-07-06 3.0 lake center SLW water citation short  
175 Green Lake 4 2001-07-06 9.0 lake center SLW water citation short  
177 Green Lake 4 2001-07-12 3.0 lake center SLW water citation short  
179 Green Lake 4 2001-07-19 0.0 lake center SLW water citation short  
180 Green Lake 4 2001-07-19 3.0 lake center SLW water citation short  
182 Green Lake 4 2001-07-26 0.0 lake center SLW water citation short  
183 Green Lake 4 2001-07-26 3.0 lake center SLW water citation short  
187 Green Lake 4 2002-06-25 0.0 lake center SLW water citation short  
189 Green Lake 4 2002-06-25 9.0 lake center SLW water citation short  
190 Green Lake 4 2002-07-02 0.0 lake center SLW water citation short  
191 Green Lake 4 2002-07-02 3.0 lake center SLW water citation short  
193 Green Lake 4 2002-07-09 0.0 lake center SLW water citation short  
194 Green Lake 4 2002-07-09 3.0 lake center SLW water citation short  
195 Green Lake 4 2002-07-09 9.0 lake center SLW water citation short  
120 Green Lake 4 2002-07-10 2.0 lake center SLW water: n.e. citation short Notes
121 Green Lake 4 2002-07-15 2.0 lake center SLW water: n.e. citation short Notes
122 Green Lake 4 2002-07-15 2.0 lake center SLW water: n.e. citation short Notes
124 Green Lake 4 2002-07-15 2.0 lake center SLW water: n.e. citation short Notes
125 Green Lake 4 2002-07-15 2.0 lake center SLW water: n.e. citation short Notes
126 Green Lake 4 2002-07-15 2.0 lake center SLW water: n.e. citation short Notes
127 Green Lake 4 2002-07-15 2.0 lake center SLW water: n.e. citation short Notes
128 Green Lake 4 2002-07-15 2.0 lake center SLW water: n.e. citation short Notes
196 Green Lake 4 2002-07-16 0.0 lake center SLW water citation short  
197 Green Lake 4 2002-07-16 3.0 lake center SLW water citation short  
198 Green Lake 4 2002-07-16 9.0 lake center SLW water citation short  
129 Green Lake 4 2002-07-17 2.0 lake center SLW water: n.e. citation short Notes
130 Green Lake 4 2002-07-22 2.0 lake center SLW water: n.e. citation short Notes
199 Green Lake 4 2002-07-23 0.0 lake center SLW water citation short  
200 Green Lake 4 2002-07-23 3.0 lake center SLW water citation short  
201 Green Lake 4 2002-07-23 9.0 lake center SLW water citation short  
202 Green Lake 4 2002-07-30 0.0 lake center SLW water citation short  
203 Green Lake 4 2002-07-30 3.0 lake center SLW water citation short  
150 Green Lake 4 2002-08-05 2.0 lake center SLW water: n.e. citation short Notes
151 Green Lake 4 2002-08-05 2.0 lake center SLW water: n.e. citation short Notes
154 Green Lake 4 2002-08-05 2.0 lake center SLW water: n.e. citation short Notes
333 Green Lake 4 2003-07-08 9.0 lake center SLW water citation short  
358 Green Lake 4 2004-08-03 3.0 lake center SLW water citation short  
359 Green Lake 4 2004-08-03 9.0 lake center SLW water citation short  
372 Green Lake 4 2005-08-02 0.0 lake center SLW water citation short  
379 Green Lake 4 2005-08-16 3.0 lake center SLW water citation short  
383 Green Lake 4 2005-09-13 9.0 lake center SLW water citation short  
384 Green Lake 4 2006-07-06 0.0 lake center SLW water citation short  
385 Green Lake 4 2006-07-06 3.0 lake center SLW water citation short  
386 Green Lake 4 2006-07-06 9.0 lake center SLW water citation short  
387 Green Lake 4 2006-07-13 0.0 lake center SLW water citation short  
389 Green Lake 4 2006-07-13 9.0 lake center SLW water citation short  
390 Green Lake 4 2006-07-20 0.0 lake center SLW water citation short  
391 Green Lake 4 2006-07-27 0.0 lake center SLW water citation short  
392 Green Lake 4 2006-07-27 3.0 lake center SLW water citation short  
393 Green Lake 4 2006-07-27 9.0 lake center SLW water citation short  
394 Green Lake 4 2006-08-10 0.0 lake center SLW water citation short  
395 Green Lake 4 2006-08-10 3.0 lake center SLW water citation short  
396 Green Lake 4 2006-08-10 9.0 lake center SLW water citation short  
397 Green Lake 4 2007-07-05 0.0 lake center SLW water citation short  
398 Green Lake 4 2007-07-05 3.0 lake center SLW water citation short  
399 Green Lake 4 2007-07-05 9.0 lake center SLW water citation short  
400 Green Lake 4 2007-07-12 0.0 lake center SLW water citation short  
401 Green Lake 4 2007-07-12 3.0 lake center SLW water citation short  
402 Green Lake 4 2007-07-12 9.0 lake center SLW water citation short  
403 Green Lake 4 2007-07-19 0.0 lake center SLW water citation short  
404 Green Lake 4 2007-07-19 3.0 lake center SLW water citation short  
405 Green Lake 4 2007-07-19 9.0 lake center SLW water citation short  
406 Green Lake 4 2007-07-26 0.0 lake center SLW water citation short  
407 Green Lake 4 2007-07-26 3.0 lake center SLW water citation short  
408 Green Lake 4 2007-07-26 9.0 lake center SLW water citation short  
409 Green Lake 4 2007-08-02 0.0 lake center SLW water citation short  
411 Green Lake 4 2007-08-02 9.0 lake center SLW water citation short  
413 Green Lake 4 2007-08-09 3.0 lake center SLW water citation short  
414 Green Lake 4 2007-08-09 9.0 lake center SLW water citation short  
416 Green Lake 4 2007-08-16 9.0 lake center SLW water citation short  

Regions

SLW Silver Lakes Watershed, CO;