This island should not be confused with the small Wilczek Island, "Остров Вильчека", located south-west of Salm Island, also in the Franz Josef group and named after the same person.
Esta illa non debe ser confundida coa pequena Illa Wilczek, "Остров Вильчека", situada ao suroeste da illa Salm, tamén no grupo de Francisco Xosé e nomeada pola mesma persoa.