Pollentia has two harbours. The main and larger was southern one.
Sources:
- Matthieu Giaime, Christophe Morhange, Miguel Ángel Cau Ontiveros, Joan Fornós, Matteo Vacchi, et al.. In search of Pollentia 's southern harbour: Geoarchaeological evidence from the Bay of Alcúdia (Mallorca, Spain). Palaeogeography, Palaeoclimatology, Palaeoecology, Elsevier, 2017, 466, pp.184-201