@article{crampton_2008,  title={Ecology and life history of an Amazon floodplain cichlid: the discus fish Symphysodon (Perciformes: Cichlidae)},  volume={6},  ISSN={1679-6225},  url={https://doi.org/10.1590/S1679-62252008000400008},  DOI={10.1590/S1679-62252008000400008},  number={4},  journal={Neotropical Ichthyology},  publisher={Sociedade Brasileira de Ictiologia},  author={Crampton, William G. R.},  year={2008},  month={Oct},  pages={599–612} }