Season 1

The first season of the animated series Fishtronaut consists of 52 episodes and each of them runs for 11 minutes.

Episodes

 * 1) The Case of the Disappearing Picnic Baskets
 * 2) The Case of the Lost Critter
 * 3) The Case of the Yucky Slime
 * 4) The Case of the Mysterious Honk
 * 5) The Case of Mistaken Identities
 * 6) The Case of the Strange Smell
 * 7) The Case of the Oily Rainbow
 * 8) The Case of the Disappearing Friends
 * 9) The Case of the Gopher Frenzy
 * 10) The Case of the Quaking Park
 * 11) The Case of the Crabby Birthday
 * 12) The Case of the Missing Honey
 * 13) The Case of the Lost Toy
 * 14) The Case of the Mysterious Spots
 * 15) The Case of the Spooky Night
 * 16) The Case of Zeek's Disappearance
 * 17) The Case of the Sunny Day
 * 18) The Case of the Long-Nosed Monkey
 * 19) The Case of the Messy Storeroom
 * 20) The Case of the Pitch Black Night
 * 21) The Case of the Flowerless Garden
 * 22) The Case of the Seven Colours
 * 23) The Case of the Lazy Rabbit
 * 24) The Case of the Missing Water
 * 25) The Case of the Stranded Giant
 * 26) The Case of the Kiwi Bird
 * 27) The Case of the Bubbles
 * 28) The Case of Happy Plumb
 * 29) The Case of the Day that was Night
 * 30) The Case of the Seed Spreaders
 * 31) The Laughter Case
 * 32) The Case of the Lurking Creature
 * 33) The Case of the Pale Flowers
 * 34) The Case of the Flying Leaves
 * 35) The Case of the Little Sheep
 * 36) The Case of the Blue Wings
 * 37) The Case of the Molten Ice
 * 38) The Case of the Disappearing Logs
 * 39) The Case of the Missing Crickets
 * 40) The Case of the Shining Gnomes
 * 41) The Case of the End of the World
 * 42) The Case of the Plastic Bottles
 * 43) The Case of the Puppies
 * 44) The Case that Fell from the Sky
 * 45) The Case of the... What case is this again?
 * 46) The Case of the Heavy Rain
 * 47) The Case of Marina's Gift
 * 48) The Case of the Scalding Sands
 * 49) The Case of the Missing Eggs
 * 50) The Case of the Disappearing Things
 * 51) The Case of Billy's Disappearance
 * 52) The Case of the Three Singers

Introduced

 * Fishtronaut


 * Marina


 * Zeek


 * Dr. Green


 * Happy Plumb


 * Billy and Mac


 * Rosy Barb


 * Mr. Marmoset


 * Mrs. Marmoset


 * Baby Platypus


 * Mrs. Platypus


 * The Head Goose


 * Ollie


 * Gloria


 * Gophers


 * Hermie


 * The Sea Urchin


 * Mrs. Oyster


 * Neppy


 * Llama


 * Bobby


 * Eddy


 * Pablo


 * The Stranded Whale


 * Mr. Swordfish


 * Kiwi Birds


 * Mrs. Flora


 * Ringo


 * Mr. Lion


 * The Fibbing Fishy


 * Dr. Takeshi


 * Mrs. Owl


 * Vlad


 * Mrs. Hyena


 * Termites


 * Larry Beaver


 * Crickets


 * Julia


 * Mrs. Tapir


 * Edward


 * Mrs. Roadrunner


 * Mother Musician Wren


 * Baby Wrens

Trivia

 * This season was supposed to premiere on September 2008, but was delayed and premiered on April 20, 2009 instead. This is because the cartoon had to go on animation retakes.