Sussex & UK size limits
MAFF SIZE LIMITS (cm & in):
Bass - 42cm/16 1/2in.
Blue ling - 70cm/28in.
Saithe - 35cm/14in.
Cod - 35cm/14in.
Haddock - 30cm/12in.
Hake - 27cm/11in.
Herring - 20cm/8in.
Ling - 63cm/25in.
Mackerel - 30cm/12in North Sea, 20cm/8in Other.
Megrim - 20cm/12in.
Plaice - 27cm/11in.
Pollock - 30cm/12in.
Salmon - 58cm/23in (Scotland Only).
Sea Trout - 30cm/12in (Scotland Only).
Sole - 24cm/10in.
Scad - 15cm/6in.
Whiting - 27cm/11in.

NFSA SHORE SIZE LIMITS (cm & in):
Bass - 42cm/16 1/2in.
Red Bream - 25cm/10in.
Black Bream - 24cm/9.5in.
Brill - 35cm/14in.
Blue Ling - 70cm/28in.
Bull Huss - 58cm/23in.
Saithe - 35cm/14in.
Cod - 35cm/14in.
Conger-eel - 91cm/26in.
Dab - 20cm/8in.
Spotted Dogfish - 38cm/15in.
Flounder - 25cm/10in.
Garfish - 38cm/15in.
Haddock - 30cm/14in.
Hake - 30cm/12in.
Herring - 20cm/8in.
Ling - 72cm/28in.
Mackerel - 30cm/12in.
Megrim - 25cm/10in.
Mullet - 33cm/13in.
Plaice - 28cm/11in.
Pollack - 30cm/12in.
Pouting - 18cm/7.25in.
Rockling/Goby - 18cm/7.25in.
Silver Eel - 38cm/15in.
Spurdog - 58cm/23in.
Skate/Ray - 41cm/16in.
Smoothound - 51cm/20in.
Salmon - 58cm/23in (Scotland Only).
Sea Trout - 30cm/12in (Scotland Only).
Sole - 25cm/10in.
Scad - 25cm/10in.
Trigger Fish - 30cm/12in.
Turbot - 35cm14in.
Whiting - 27cm/10.6in.
Witch - 28cm/11in.
Wrasse - 23cm/9in.
Weever - 20cm/8in.

NFSA BOAT SIZE LIMITS (cm & in):
Bass - 42cm/16 1/2in.
Red Bream - 25cm/10in.
Black Bream - 24cm/9.5in.
Brill - 35cm/14in.
Blue Ling - 70cm/28in.
Bull Huss - 58cm/23in.
Saithe - 35cm/14in.
Cod - 35cm/14in.
Conger-eel - 120cm/48in.
Dab - 20cm/8in.
Spotted Dogfish: 46cm/18in.
Flounder - 25cm/10in.
Garfish - 38cm/15in.
Haddock - 35cm/14in.
Hake - 30cm/12in.
Herring - 20cm/8in.
Ling - 72cm/28in.
Mackerel - 30cm/12in.
Megrim - 25cm/10in.
Mullet - 33cm/13in.
Plaice - 30cm/12in.
Pollack - 30cm/12in.
Pouting - 25cm/10in.
Rockling/Goby - 18cm/7.25in.
Silver Eel - 38cm/15in.
Spurdog - 58cm/23in.
Skate/Ray - 42cm/16in.
Smoothhound - 51cm/20in.
Salmon - 58cm/23in (Scotland Only).
Sea Trout - 30cm/12in (Scotland Only).
Sole - 25cm/10in.
Scad - 25cm/10in.
Trigger Fish - 30cm/12in.
Turbot - 41cm/16in.
Whiting - 27cm/10.6in.
Witch - 28cm/10.6in.
Wrasse - 23cm/9in.
Weever - 20cm/8in.

ALL WEIGHT LIMITS (kg and lb):
Halibut (Shore) - 10kg/22lb.
Halibut (Boat) - 3kg/6.6lb.
Monkfish (Shore & Boat) - 7kg/15.5lb.
Sharks (Shore) - 18kg/40lb.
Sharks (Boat) - 23kg/50.7lb.
Tope (Shore & Boat) - 9kg/20lb.

Please contact the National Federation of Sea Anglers (NFSA) for an un-mentioned, unclassified or unidentifyed species, for more information on the size limits.

I hope this information helps!
Tight Lines!