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: | Tisza Bell |
|---|---|
| Biovolume/cell | 25.64 |
| Length: | 4-6 µm |
| Width: | 4-6 µm |
Description:
Cells appear as 2 distinct half moon shapes facing one another. Upon closer inspection the two half moons are encased in the envelope of a single cell.
Notes:
Green Lakes: Morphotype L
Original Type Description
| Author: | Hindak, 1977 |
|---|---|
| Biovolume/cell | |
| Length: | |
| Width: |
Original Description:
Secondary Description
Author: John, D.M., Whitton, B.A., and Brook, A.J.
Secondary Description:
Cells long, usually 6-10 times longer than broad, narrowly cylindrical, halfmoon-shaped, or semicircularly curved and spirally or irregularly twisted and much contorted with broadly chaped apices; autospores 2-4 or 8 in each sprangium, the mother cell not persisting after release.
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
John, D.M., Whitton, B.A., and Brook, A.J. (2002). The freshwater algal flora of the British Isles: an identification guide to freshwater and terrestrial algae, Volume 1 British Phycological Society, Natural History Museum (London, England) DOI: 10.1002/aqc.579
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 | 58 | Green Lakes Valley | Silver Lakes Watershed |
# of samples = 58 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 |
|---|---|---|---|---|---|---|---|---|
| 159 | Green Lake 4 | 2000-07-13 | 3.0 | lake center | SLW | water | citation short | |
| 164 | Green Lake 4 | 2000-07-27 | 0.0 | lake center | SLW | water | citation short | |
| 165 | Green Lake 4 | 2000-07-27 | 3.0 | lake center | SLW | water | citation short | |
| 168 | Green Lake 4 | 2000-08-03 | 3.0 | lake center | SLW | water | citation short | |
| 172 | Green Lake 4 | 2000-08-10 | 9.0 | lake center | SLW | water | citation short | |
| 189 | Green Lake 4 | 2002-06-25 | 9.0 | 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 |
| 123 | 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 |
| 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 | |
| 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 |
| 135 | Green Lake 4 | 2002-07-22 | 2.0 | lake center | SLW | water: n.e. | citation short | Notes |
| 136 | Green Lake 4 | 2002-07-22 | 2.0 | lake center | SLW | water: n.e. | citation short | Notes |
| 137 | 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 | |
| 201 | Green Lake 4 | 2002-07-23 | 9.0 | lake center | SLW | water | citation short | |
| 138 | Green Lake 4 | 2002-07-24 | 2.0 | lake center | SLW | water: n.e. | citation short | Notes |
| 203 | Green Lake 4 | 2002-07-30 | 3.0 | lake center | SLW | water | citation short | |
| 204 | Green Lake 4 | 2002-07-30 | 9.0 | lake center | SLW | water | citation short | |
| 146 | Green Lake 4 | 2002-07-31 | 2.0 | lake center | SLW | water: n.e. | citation short | Notes |
| 205 | Green Lake 4 | 2002-08-06 | 0.0 | lake center | SLW | water | citation short | |
| 207 | Green Lake 4 | 2002-08-06 | 9.0 | lake center | SLW | water | citation short | |
| 331 | Green Lake 4 | 2003-07-08 | 0.0 | lake center | SLW | water | citation short | |
| 332 | Green Lake 4 | 2003-07-08 | 3.0 | lake center | SLW | water | citation short | |
| 333 | Green Lake 4 | 2003-07-08 | 9.0 | lake center | SLW | water | citation short | |
| 334 | Green Lake 4 | 2003-07-15 | 0.0 | lake center | SLW | water | citation short | |
| 335 | Green Lake 4 | 2003-07-15 | 3.0 | lake center | SLW | water | citation short | |
| 336 | Green Lake 4 | 2003-07-15 | 9.0 | lake center | SLW | water | citation short | |
| 337 | Green Lake 4 | 2003-07-22 | 3.0 | lake center | SLW | water | citation short | |
| 342 | Green Lake 4 | 2003-08-12 | 0.0 | lake center | SLW | water | citation short | |
| 343 | Green Lake 4 | 2003-08-12 | 3.0 | lake center | SLW | water | citation short | |
| 344 | Green Lake 4 | 2003-08-12 | 9.0 | lake center | SLW | water | citation short | |
| 347 | Green Lake 4 | 2004-07-06 | 9.0 | lake center | SLW | water | citation short | |
| 355 | Green Lake 4 | 2004-07-27 | 3.0 | lake center | SLW | water | citation short | |
| 357 | Green Lake 4 | 2004-08-03 | 0.0 | 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 | |
| 360 | Green Lake 4 | 2004-08-12 | 0.0 | lake center | SLW | water | citation short | |
| 366 | Green Lake 4 | 2005-07-19 | 0.0 | lake center | SLW | water | citation short | |
| 368 | Green Lake 4 | 2005-07-19 | 9.0 | lake center | SLW | water | citation short | |
| 380 | Green Lake 4 | 2005-08-16 | 9.0 | lake center | SLW | water | citation short | |
| 382 | Green Lake 4 | 2005-09-13 | 3.0 | lake center | SLW | water | citation short | |
| 389 | Green Lake 4 | 2006-07-13 | 9.0 | lake center | SLW | water | citation short | |
| 396 | Green Lake 4 | 2006-08-10 | 9.0 | lake center | SLW | water | citation short | |
| 400 | Green Lake 4 | 2007-07-12 | 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 | |
| 407 | Green Lake 4 | 2007-07-26 | 3.0 | lake center | SLW | water | citation short | |
| 413 | Green Lake 4 | 2007-08-09 | 3.0 | lake center | SLW | water | citation short |
Regions
SLW Silver Lakes Watershed, CO;
