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Mermaid Gabby's Aquarium Adventure

Mermaid Gabby's Aquarium Adventure

Retired
Set number
11204-1
Theme
Gabby's Dollhouse
Year
2025
Pieces
114
Minifigures
3 total (3 distinct designs) · 2 exclusive
Age
4+
Availability
Retail
Packaging
Box
Box size (L × W × H)
10.3 × 5.6 × 2.4 in (26.2 × 14.1 × 6.1 cm)
Model size (L × W × H)
9.1 × 2.8 × 5.9 in (23 × 7 × 15 cm)
Retail price
  • US $22.99
  • Canada CAD $24.99
  • UK £17.99
  • Europe €19.99
Store prices the store's own offer
Out of stock
  • Not in stock since we started checking on 2026-09-27
  • Listed at $22.99
Last checked
View on Walmart
Current market value
: Avg. New $31.70 +38% vs retail · Avg. Used $23.50
  • New median $32.99 · typical $28.34–$34.47 · 6 listings
  • Used median $23.50 · typical $23.50–$23.50 · 1 listing · few listings
asking prices · updated
Release date
2025-08-01
Retired
2026-07-31
Shelf life
1 year
Instructions
Book 1 of 2 Book 2 of 2
All 4 instruction PDFs

Minifigures (3)

Parts (59 lots, 2 exclusive parts)

QtyPartNameColorSets
1 Tile Special 2 x 2 with Top Pin [Squared Holes] (Black) 49153 Tile Special 2 x 2 with Top Pin [Squared Holes] Black In 65 sets
1 Bar Holder with Hole and Bar Handle (Blue) 23443 Bar Holder with Hole and Bar Handle Blue In 20 sets
2 Brick Sloped 45° 2 x 1 Triple with Inside Stud Holder (Blue) 15571 Brick Sloped 45° 2 x 1 Triple with Inside Stud Holder Blue In 22 sets
2 Plate 8 x 8 with Rounded End (Blue) 41948 Plate 8 x 8 with Rounded End Blue In 3 sets
3 Plate Special 1 x 2, Top Clip [Open O] (Blue) 44861 Plate Special 1 x 2, Top Clip [Open O] Blue In 15 sets
1 Plate Special 8 x 8 x 2/3 with Four 1 x 4 Recessed Edges (Blue) 2628 Plate Special 8 x 8 x 2/3 with Four 1 x 4 Recessed Edges Blue Exclusive
1 Tile 1 x 2 with Groove (Blue) 3069b Tile 1 x 2 with Groove Blue In 457 sets
2 Plant, Flower 2 x 2 Leaves - Angular (Bright Green) 4727 Plant, Flower 2 x 2 Leaves - Angular Bright Green In 144 sets
2 Animal / Plant, Coral / Sea Weed (Coral) 49577 Animal / Plant, Coral / Sea Weed Coral In 27 sets
4 Tile 1 x 2 with Groove (Dark Azure) 3069b Tile 1 x 2 with Groove Dark Azure In 119 sets
1 Tile Special 1 x 2 Grille with Bottom Groove (Dark Azure) 2412b Tile Special 1 x 2 Grille with Bottom Groove Dark Azure In 32 sets
2 Animal Body Part / Plant, Tail / Trunk / Tentacle / Tongue / Vine / Tree Branch (Long Tip) (Dark Pink) 80497 Animal Body Part / Plant, Tail / Trunk / Tentacle / Tongue / Vine / Tree Branch (Long Tip) Dark Pink In 13 sets
1 Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) (Dark Pink) 15573 Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) Dark Pink In 59 sets
2 Plate Special Round 2 x 2 with Center Stud (Jumper Plate) (Dark Pink) 18674 Plate Special Round 2 x 2 with Center Stud (Jumper Plate) Dark Pink In 116 sets
1 Brick Curved 1 x 2 x 1 No Studs (Light Aqua) 37352 Brick Curved 1 x 2 x 1 No Studs Light Aqua In 26 sets
2 Plate 1 x 2 (Light Aqua) 3023 Plate 1 x 2 Light Aqua In 99 sets
1 Plate 1 x 4 (Light Aqua) 3710 Plate 1 x 4 Light Aqua In 50 sets
2 Plate 2 x 4 (Light Aqua) 3020 Plate 2 x 4 Light Aqua In 47 sets
3 Plant, Plate 1 x 1 Round with 3 Leaves (Lime) 32607 Plant, Plate 1 x 1 Round with 3 Leaves Lime In 206 sets
4 Brick 1 x 1 (Medium Azure) 3005 Brick 1 x 1 Medium Azure In 131 sets
4 Brick Arch 1 x 3 x 3 [Gothic] (Medium Azure) 13965 Brick Arch 1 x 3 x 3 [Gothic] Medium Azure In 4 sets
2 Brick Curved 1 x 2 x 1 No Studs (Medium Azure) 37352 Brick Curved 1 x 2 x 1 No Studs Medium Azure In 37 sets
2 Brick Curved 1 x 3 x 2 Inverted [Inside Bow] (Medium Azure) 18653 Brick Curved 1 x 3 x 2 Inverted [Inside Bow] Medium Azure In 18 sets
2 Plate 2 x 3 (Medium Azure) 3021 Plate 2 x 3 Medium Azure In 162 sets
1 Plate 2 x 6 (Medium Azure) 3795 Plate 2 x 6 Medium Azure In 112 sets
1 Plate Special 2 x 2 with Groove and Center Stud (Jumper) (Medium Azure) 87580 Plate Special 2 x 2 with Groove and Center Stud (Jumper) Medium Azure In 143 sets
1 Slide Curved Left 90° (Medium Azure) 28387 Slide Curved Left 90° Medium Azure In 10 sets
2 Tile 1 x 4 with Groove (Medium Azure) 2431 Tile 1 x 4 with Groove Medium Azure In 139 sets
2 Crown / Flower / Egg Shell Half (Medium Lavender) 39262 Crown / Flower / Egg Shell Half Medium Lavender In 11 sets
1 Treasure Chest Bottom with Rear Slots, No Groove (Medium Lavender) 4738c Treasure Chest Bottom with Rear Slots, No Groove Medium Lavender In 27 sets
2 Brick Round 2 x 2 Dome Top, Hollow Stud (Opal Trans-Dark Pink) 30367c Brick Round 2 x 2 Dome Top, Hollow Stud Opal Trans-Dark Pink In 22 sets
2 Brick 1 x 2 x 2 with Inside Stud Holder (Tan) 3245c Brick 1 x 2 x 2 with Inside Stud Holder Tan In 198 sets
2 Brick 1 x 4 (Tan) 3010 Brick 1 x 4 Tan In 489 sets
1 Brick 2 x 3 (Tan) 3002 Brick 2 x 3 Tan In 242 sets
4 Brick Arch 1 x 3 x 3 [Gothic] (Tan) 13965 Brick Arch 1 x 3 x 3 [Gothic] Tan In 68 sets
2 Brick Arch 1 x 4 x 2 (Tan) 6182 Brick Arch 1 x 4 x 2 Tan In 75 sets
2 Brick Arch 1 x 8 x 2 Raised (Tan) 16577 Brick Arch 1 x 8 x 2 Raised Tan In 55 sets
1 Brick Curved 2 x 1 No Studs [1/2 Bow] (Tan) 11477 Brick Curved 2 x 1 No Studs [1/2 Bow] Tan In 161 sets
1 Brick Curved 2 x 1 with Inverted Cutout (Tan) 78666 Brick Curved 2 x 1 with Inverted Cutout Tan In 44 sets
1 Brick Round 4 x 4 Centre Hole (Tan) 87081 Brick Round 4 x 4 Centre Hole Tan In 20 sets
2 Brick Sloped 65° 2 x 2 x 2 with Bottom Tube (Tan) 3678b Brick Sloped 65° 2 x 2 x 2 with Bottom Tube Tan In 16 sets
2 Plate 2 x 8 (Tan) 3034 Plate 2 x 8 Tan In 337 sets
1 Plate 4 x 4 (Tan) 3031 Plate 4 x 4 Tan In 340 sets
1 Tube, Slide Straight (Trans-Bright Green) 49736 Tube, Slide Straight Trans-Bright Green In 2 sets
1 Rock - Heart Jewel with Shaft (Trans-Dark Pink) 15745 Rock - Heart Jewel with Shaft Trans-Dark Pink In 87 sets
3 Brick Round 2 x 2 Dome Top, Hollow Stud (Trans-Light Blue) 30367c Brick Round 2 x 2 Dome Top, Hollow Stud Trans-Light Blue In 35 sets
2 Cone 1 x 1 [Top Groove] (Trans-Light Blue) 59900 Cone 1 x 1 [Top Groove] Trans-Light Blue In 110 sets
1 Panel 1 x 6 x 5 with Under Sea, Coral Coral, Seahorse, Lime Squid, Rocks, Bubbles Print (Trans-Light Blue) 59349pr0034 Panel 1 x 6 x 5 with Under Sea, Coral Coral, Seahorse, Lime Squid, Rocks, Bubbles Print Trans-Light Blue Exclusive
1 Windscreen 4 x 4 x 1 2/3 Canopy Half Sphere with Handle (Trans-Light Blue) 18990 Windscreen 4 x 4 x 1 2/3 Canopy Half Sphere with Handle Trans-Light Blue In 9 sets
2 Plant, Flower, Peony Rose with 2 Layers (Trans-Yellow) 5904 Plant, Flower, Peony Rose with 2 Layers Trans-Yellow In 14 sets
1 Animal, Sea Life Set, Clam Shell Large (Vibrant Yellow) 49595b Animal, Sea Life Set, Clam Shell Large Vibrant Yellow In 2 sets
2 Animal, Sea Life Set, Clam Shell Small (Vibrant Yellow) 49595d Animal, Sea Life Set, Clam Shell Small Vibrant Yellow In 2 sets
2 Animal, Sea Life Set, Fish with Bar (Vibrant Yellow) 49595e Animal, Sea Life Set, Fish with Bar Vibrant Yellow In 2 sets
1 Animal, Sea Life Set, Octopus (Vibrant Yellow) 49595a Animal, Sea Life Set, Octopus Vibrant Yellow In 2 sets
2 Animal, Sea Life Set, Seahorse with Bar (Vibrant Yellow) 49595g Animal, Sea Life Set, Seahorse with Bar Vibrant Yellow In 2 sets
2 Animal, Sea Life Set, Snail with Bar (Vibrant Yellow) 49595f Animal, Sea Life Set, Snail with Bar Vibrant Yellow In 2 sets
2 Animal, Sea Life Set, Star Fish (Vibrant Yellow) 49595c Animal, Sea Life Set, Star Fish Vibrant Yellow In 2 sets
2 Plate Round Corner 2 x 2 with 1 x 1 Cutout (White) 79491 Plate Round Corner 2 x 2 with 1 x 1 Cutout White In 46 sets
1 Treasure Chest Lid, Flat with 2 Studs (White) 80835 Treasure Chest Lid, Flat with 2 Studs White In 7 sets

Building instructions

PDFs from LEGO.com. The same booklet is often printed in several versions (e.g. V29 EU A4 format, V39 US Letter format).