Non-comprehensive compendium of mermaid curiosities

1. They prefer to be called Sirens, thank you very much. ‘Mermaids’ is how they were known to them.
2. Sirens share migration patterns with a number of sea creatures, often hitchhiking aboard those animals large enough to carry them.
3. These migration patterns last at a minimum 12 months[1], but they can be extended indefinitely.
4. One can only know where a Siren has been.

[1] We know this thanks to numerous accounts left by Tóvar Rigo, a Mexican diver from Matamoros Tamaulipas who was falsely accused of Sirenicide, imprisoned and released by Neptune in the late 20th century.