Padak -2012- Here

The tank is a grim, brutal place — fish are routinely taken out to be killed for customers. Padak trains and bides her time. The climax involves a daring leap from the tank during a moment of chaos.

In the end, Padak manages to jump out of the tank and flops toward the open sea, but she is caught mid-air by a seagull and carried away — presumably to be eaten. Spotty, watching from the tank, is left behind. padak -2012-

It seems you’re asking for the story of the 2012 film Padak (also known as Padak: Swimming to Sea or A Fish Story in some English releases). The tank is a grim, brutal place —

The film is a dark, mature animated feature about hope, despair, the instinct for freedom, and the brutal reality of the food chain. Despite its cute character designs, it deals with death, survival, and hopelessness. In the end, Padak manages to jump out