[Talk-GB] Flatholm Island Boundary Problem

[Mark Goodge]

On 12/09/2020 21:23, Russ Garrett wrote:
> I've foolishly now decided to try to get to the bottom of it - the
> beating of the bounds still doesn't explain why exactly it covers that
> area (although I'm impressed that the Lord Mayor managed to commandeer
> a warship to do so!)

AIUI, it's because it's the historic maritime navigation route into 
Bristol and Avonmouth. The simplified constituency boundary map is, 
possibly a little bizarrely, one of the best visualisations of that:

https://members.parliament.uk/constituency/3368/location

See also this Admiralty chart for the Bristol Channel - you can see that 
the "Bristol Deep" channel passes between the two islands and leads into 
the harbour:

https://cdn.shopify.com/s/files/1/0278/1529/products/OCB-1179.jpg

Mark