Farwell, M., Drouillard, K.G., Heath, D.D. and Pitcher, T.E., 2013. Associations between female reproductive traits and polychlorinated biphenyl sediment concentrations in wild populations of brown bullhead (Ameiurus nebulosus). Archives of environmental contamination and toxicology, 65(4), pp.742-752.
| Species | Development state | Trait | Primary Data | Secondary Data |
| Ameiurus nebulosus | Egg | Oocyte diameter | 2.40-2.59 | 2.5 mm |
| Ameiurus nebulosus | Egg | Oocyte diameter | 2.51-2.60 | 2.55 mm |
| Ameiurus nebulosus | Egg | Oocyte diameter | 2.41-2.57 | 2.49 mm |
| Ameiurus nebulosus | Egg | Oocyte diameter | 2.41-2.56 | 2.49 mm |
| Ameiurus nebulosus | Egg | Oocyte diameter | 2.34-2.57 | 2.46 mm |
| Ameiurus nebulosus | Egg | Oocyte diameter | 2.33-2.50 | 2.42 mm |
| Ameiurus nebulosus | Egg | Oocyte diameter | 2.38-2.46 | 2.42 mm |