| phytotools-package | Phytoplankton Production Tools |
| fitEP | Fit PE or RLC data to Eilers and Peeters 1988 |
| fitJP | Fit PE or RLC data to Jassby and Platt 1976 |
| fitPGH | Fit PE or RLC data to Platt, Gallegos and Harrison 1980 |
| fitWebb | Fit PE data to Webb et al. 1974 |
| incident | Simulate photosynthetic active radiaton (PAR) |
| phytoprod | Calculates phytoplantkon production. |
| phytotools | Phytoplankton Production Tools |
| reflectance | Computes surface reflectance |
| rlcs | Sample rapid light curves |