Basia is the paternal great grandmother of Sheldon J. Plankton, the maternal grandmother of Gordon Plankton and Silas Plankton, the mother-in-law of Grand Dad Plankton, and also the grandmother-in-law of Mama Plankton. She appears in the comic A Plankton Family Tree.


She is an old kind of plankton with four curled arms and legs, white hair, and stooped posture.


At some point, she married Seymour.

Later, they were run out of their hometown for evil scheming and had to move to Bikini Bottom.

Here, they had Alvin and Lily.

Role in comic

She is a representation of Plankton's family tree.

Plankton (VE)

Sheldon J. PlanktonClemGenie the Wish GranterRufusRainchildDream PlanktonSheldon J. Plankton (Mr. Plankton's Universe)Gordon PlanktonLily PlanktonPlank-TonBasiaAlvinSilas PlanktonPlanktonamorDead Eye PlanktonKing PlanktonDr. Peter LanktonGolden KelpGrand Dad PlanktonGreen PlanKrabIdeal PlanktonConscienceCousin MarvinDream Lily PlanktonMama PlanktonMini Brain PlanktonMoe BrosPlanKrabPlankton zombiesPlanktonamorPlanktonellaProfessor PlanktonRainchildRay RayRed PlanKrabSeymourSheldon J. Plankton (Bikini Bottom 2)Sheldon R. ShellcleanerThe Amazing PlanktonThe Ghost of Plankton

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