Pettersson was its head until 1956 .
Pettersson became the first full professor of oceanography in Sweden and in 1938 founded the Institute of Oceanography in Gothenburg , thanks to funding from the Knut and Alice Wallenberg Foundation .
Pettersson was its Pettersson until 1956 .
Pettersson became the first full professor of oceanography in Sweden and in 1938 founded the Institute of Oceanography in Gothenburg , thanks to funding from the Knut and Alice Wallenberg Foundation .