Seismic three-dimensional measurement method for small objects, submarine cables, other obstacles, archaeological structures, rocks or thin sediment layers, massive sulfides in the seabed, wherein - a modular device carrier is formed having: - a defined sensor frame with at least two rows of individual seismic and/or acoustic signal receivers or groups of signal receivers oriented transverse to the towing direction, - at least one seismic and/or acoustic signal source in the center or at least two seismic and/or acoustic signal sources on the outer sides of the sensor frame, as respective signal transmitters, - one or more propulsion units or control flaps that enable positional control of the sensor frame in space, - a non-summing online transmission device for transmitting the measured values of the individual receivers to a mother ship - an online transmission device for online transmission of the position of the sensor frame in space, measured using at least one motion sensor, - an online control device for controlling and correcting the position of the sensor frame in space, - a non-summing online transmission of the measured values of the individual receivers to a mother ship and - an online transmission of the position of the sensor frame in space, measured using at least one motion sensor, is carried out, characterised in that the modular device carrier is towed continuously in or on the water above the seabed to be analysed, wherein the signals of the at least one signal transmitter and of the at least two signal receivers are in the range >0 Hz to 20 kHz. - a modular device carrier is formed having: - a defined sensor frame with at least two rows of individual seismic and/or acoustic signal receivers or groups of signal receivers oriented transverse to the towing direction, - at least one seismic and/or acoustic signal source in the center or at least two seismic and/or acoustic signal sources on the outer sides of the sensor frame, as respective signal transmitters, - one or more propulsion units or control flaps that enable positional control of the sensor frame in space, - a non-summing online transmission device for transmitting the measured values of the individual receivers to a mother ship - an online transmission device for online transmission of the position of the sensor frame in space, measured using at least one motion sensor, - an online control device for controlling and correcting the position of the sensor frame in space, - a defined sensor frame with at least two rows of individual seismic and/or acoustic signal receivers or groups of signal receivers oriented transverse to the towing direction, - at least one seismic and/or acoustic signal source in the center or at least two seismic and/or acoustic signal sources on the outer sides of the sensor frame, as respective signal transmitters, - one or more propulsion units or control flaps that enable positional control of the sensor frame in space, - a non-summing online transmission device for transmitting the measured values of the individual receivers to a mother ship - an online transmission device for online transmission of the position of the sensor frame in space, measured using at least one motion sensor, - an online control device for controlling and correcting the position of the sensor frame in space, - a non-summing online transmission of the measured values of the individual receivers to a mother ship and - an online transmission of the position of the sensor frame in space, measured using at least one motion sensor, is carried out,