Season
Season 1 Episode
- Season 1 Rainbow Fish and the New Girl at School
- Season 1 Rainbow Fish Meets Wayne Grunion
- Season 1 Rainbow Fish Plays the Conch Shell
- Season 1 Riptide
- Season 1 Rainbow Fish Gets an 'A'
- Season 1 Grandpa's Fish Tales
- Season 1 Rainbow's Dental Dilemma
- Season 1 Rainbow Fish and the Pop Star
- Season 1 Sherman Shrimp
- Season 1 Lost in Crumbling Canyon
- Season 1 The Golf Lesson
- Season 1 Ruby's Adventures in Babysitting
- Season 1 Sir Sword Goes Back to School
- Season 1 Rainbow de Bergerac
- Season 1 Big Fish on Campus
- Season 1 Sibling Rivalry
- Season 1 One Fish's Treasure
- Season 1 Project Rainbow Fish
- Season 1 Ruby Slips In
- Season 1 Working Fish
- Season 1 Cecil B. de Rainbow
- Season 1 Rainbow's Pen Pal
- Season 1 Campus Current
- Season 1 Fish Alone
- Season 1 Rainbow Fish and the In Crowd
- Season 1 Knights Of The Coral Table
- Season 1 Bad Luck Ruby
- Season 1 Father's Day
- Season 1 Prehistoric Pal
- Season 1 May the Better Fish Win
- Season 1 Blue's Fishy Catch
- Season 1 To Catch a Thief
- Season 1 Guess Who's Coming to Dinner
- Season 1 It's a Wonderful Fish
- Season 1 Moving Day
- Season 1 Romantic Dinner
- Season 1 The Bodyguard
- Season 1 Mom's Away
- Season 1 How Sea Filly Got Her Groove Back
- Season 1 High Tide Noon
- Season 1 Game Girl
- Season 1 There's No Business Like...
- Season 1 Sea Filly Needs A Helping Fin
- Season 1 Prince Blue
- Season 1 The Pool Shark
- Season 1 Halloween Under H₂O
- Season 1 Eviction Notice
- Season 1 The Vacation
- Season 1 Cave Mates
- Season 1 Chomper, Master Thespian
- Season 1 Rainbow's Hiccups
- Season 1 Santa Sword Is Coming To Town
Rainbow Fish - Season 1 Episode 16 Sibling Rivalry
0.00 48 minutes Blue gets a new baby sister, and he feels left out, all because of the attention his mum and friends are giving to the baby.
