This Thread seems to be in Hibernation, although it could prevent some duplication.
I have compiled a list, undoubtedly not complete of many of the
Seelöwe related threads.
Enjoy.

Article on Operation Sealion by Günter Blumentritt
viewtopic.php?t=121586Seelöwe: Key dates
viewtopic.php?t=121915 A Creative Approach:
viewtopic.php?t=112414Was Hitler Serious?:
viewtopic.php?t=38244&start=09 Pages Worth:
viewtopic.php?f=54&t=91960&st=0&sk=t&sd=aBritish Defensive Measures:
viewtopic.php?f=54&t=69066Defences in Kent:
viewtopic.php?t=84742British Defensive Measures - Tanks, Flak, Artillery
viewtopic.php?f=54&t=120363&st=0&sk=t&sd=aSeelöwe: British Defensive Measures - Flak and Artillery
viewtopic.php?t=120363 Seelöwe: British Defensive Measures - Naval and Air Ops
viewtopic.php?t=69066 German Air Operations and Anti-ship capabilities:
viewtopic.php?f=54&t=121871&start=120Seelöwe: German air operations and anti-ship capabilities
viewtopic.php?t=121871 German Naval Resources:
viewtopic.php?f=54&t=119718&st=0&sk=t&sd=aSeelöwe - let's discuss German naval escorts
viewtopic.php?t=119718 Seelöwe - Diversion Operations by the KM
viewtopic.php?t=119830 Units For Sealion:
viewtopic.php?f=76&t=3268&st=0&sk=t&sd=aGerman Barges; Sunk by Fighters?:
viewtopic.php?t=117160Seelöwe - let's discuss barges sunk by bombers
viewtopic.php?t=119662 Seelowe: Lets discuss:- Armaments on Barges & Tugs etc
viewtopic.php?t=117294Seelöwe - armament of barges
viewtopic.php?t=119911 Seelöwe - realistic transport capacity of barges
viewtopic.php?t=119663 Seelöwe - German & British Mining Operations
viewtopic.php?t=121850 Operation Sealion: Lets’s Ignore Logistics
viewtopic.php?t=91960And the Italian Navy:
viewtopic.php?f=11&t=134962And of course, the affiliated Grandaddy of them all, so huge it gets Stickie status:
Battle of Britain
viewtopic.php?t=20620Cheers,
Doug
On edit, fixed links, my bad.