Table 3.
Sample collection from spirulina producers: results of the analyses of microcystins (MCs) through ELISA and UHPLC-MS/MS methods, and the enumeration of cyanobacteria of samples of dry spirulina (Dry S.) and spirulina cultures (S. Culture); number of farms having provided their results. The number between the brackets refers to data including location information.
| Year | MCs Analyses | Cyanobacteria Enumeration | |||||
|---|---|---|---|---|---|---|---|
| ELISA | UHPLC | ||||||
| Dry S. | S. Culture | Farms | Dry S. | Dry S. | S. Culture | Farms | |
| 2013 | 13 | 13 | |||||
| 2014 | 5 | 5 | |||||
| 2015 | 9 | 9 | |||||
| 2016 | 8 | 8 | |||||
| 2017 | 57 (57) | 105 (105) | 16 (16) | 57 (57) | 100 (100) | 16 (16) | |
| 2018 | 153 (153) | 38 (38) | |||||
| 2019 | 233 (30) | 69 (30) | 232 (30) | 69 (30) | |||
| 2020 | 50 (48) | 27 (26) | 49 (47) | 26 (25) | |||
| 2021 | 95 (95) | 40 (40) | 5 (5) | 99 (99) | 2 (2) | 41 (41) | |
| All | 623 (383) | 105 (105) | 109 (89) | 5 | 437 (233) | 102 (102) | 95 (75) |