Table 2.
Cell concentration in different water environments. VLP: Viral-Like Particles.
| Cell Concentration | Source | Sampling Ablation Season | Reference |
|---|---|---|---|
| 1.0–4.5 × 104 cells mL−1 (3.97–12.7 × 104 VLP mL−1) | Cryoconite holes, Midtre Lovénbreen | 2000 and 2001 | [186] |
| 1.38 × 104–4.84 × 104 cells mL−1 | Supraglacial meltwater runoff and cryoconite holes, Midtre Lovénbreen | 2004 | [187] |
| 5.4 ± 1.6 × 104 cells mL−1 | Cryoconite holes, Austre Broggerbreen | 2005 | [31] |
| 3.4 ± 1.2 × 104 cells mL−1 | Cryoconite holes, Midtre Lovénbreen | 2005 | [31] |
| 4.1 ± 3.8 × 104 cells mL−1 | Cryoconite holes, Rotmoosferner | 2004 | [31] |
| 3.7 ± 1.4 × 104 cells mL−1 | Cryoconite holes, Stubacher Sonnblickkees | 2007 | [31] |
| 1.3 ± 8.2 × 104 cells mL−1 | Cryoconite holes, blue ice close to Patriot Hills | 2002 | [31] |
| 4.4 ± 2.4 × 104 cells mL−1 | Cryoconite holes, Canada, Commonwealth, and Taylor glaciers | 2005 | [31] |
| 2 × 104 cells mL−1 | Supraglacial meltwater runoff, Midtre Lovénbreen | 2010 | [188] |
| 8.38 × 103 ± 9.85 × 103 cells mL−1 | Supraglacial meltwater runoff, Russell glacier | 2012 | [6] |
| 2.2 × 104 ± 5.5 × 104 cells mL−1 | Weathering crust, Northern Hemisphere glaciers | 2014, 2015 and 2016 | [29] |
| 6 × 104 cells ml−1 | Subglacial brine, Blood Falls | 2004 | [174] |
| 106–108 cells mL−1 | Ice vein water | / | [154] |
| 4.7–5.7 × 105 cells mL−1 | Subglacial water, Skaftá subglacial lake | 2006 | [189] |
| 4.4 ± 2.2 × 105 cells mL−1 | Subglacial water, East Skaftárkatlar subglacial lakes | 2007 | [162] |
| 1.3 × 105 cells mL−1 | Subglacial water, subglacial lake Whillans | 2013 | [190] |
| 1.3 × 105 cells mL−1 | Subglacial water, subglacial lake Whillans | 2013 | [191] |
| 1.15 × 105 ± 1.38 × 105 cells mL−1 | Subglacial meltwater runoff, Leverett glacier | 2012 | [6] |