Birch Boat with Chest
minecraft:birch_chest_boat
Obtained by crafting. Doesn't stack.
Chest Boat · 9 variants
Acacia Boat with Chest
Cherry Boat with Chest
Dark Oak Boat with Chest
Jungle Boat with Chest
Mangrove Boat with Chest
Oak Boat with Chest
Pale Oak Boat with Chest
Spruce Boat with ChestHow to get it
Crafting (shapeless) 
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Birch Boat with Chest
minecraft:birch_chest_boat
Obtained by crafting. Doesn't stack.
Birch Boat with Chest