Chabad – Wearing tzitzis straight and unfolded [therefor they dont tuck in their shirts].
Tzanz – The Rebbe throws apples on neilas hachag of Simchas Torah.
Baal Shem and Talmidim – All used to daven Netz until the Bnei Yissochors time.
Belzers – wear long black socks on shabbos [these days during the week aswell.
Universal – eating Patchar and galleretta on shabbos morning.
Universal – to make the egg and onion at the Shabbos table.
Gerrers and most Polish chassidus’s – dont make a fuss out of tu bishvat [there was never any fruit in poland so they dont have the minhag.]
More reasons for eating the fish with hands:
1.Uvechol degei hayom beyedchem nitonu [ possuk in noach].
2. Hand has been in mikvah more times than the fork.