Siren: 2г—7 Guide

: In gravitational-wave astronomy, "standard sirens" are used to measure cosmic distances. Researchers often compare results between second-generation (2G) and third-generation (3G) detector networks.

: To protect the mermaid colony from the increased police and federal presence, Ryn remains in town while Helen leads the other mermaids to a remote sanctuary in the mountains. Siren: 2Г—7

: The discovery of a body, later identified as Xander’s father (killed in the previous season), brings federal agents to Bristol Cove. This investigation complicates the efforts of Ben, Maddie, and Ryn to keep the mermaids' presence secret. : The discovery of a body, later identified

The request for a report on most likely refers to the seventh episode of the second season of the television series Siren , titled "Entrapment." : The discovery of a body

: While in the mountains, the mermaids discover historical evidence linking humans and mermaids, providing vital lore regarding their shared past.