The appointment of a service provider for the service and maintenance of an ocean scientific international (osil) salinometer for a period of five (5) years.

Appointment of service provider for electrical engineering support services for two oem glider instruments managed by the south african polar research infrastructure (sapri) in cape town, south africa.

Supply, development and maintenance of specialized underwater coastal and deep-water research electronic equipment and ancillary products for a period of (5) five years.

Appointment of a service provider to supply and service benthic multiple corer systems and accessories for sampling seafloor sediments for a five year period to support the national research foundation’s research activities through sapri.

Appointment of a service prover for marine electronics engineering services for the development of real-time moorings to be deployed in the coastal ocean along the south african coastline over a five (5) year period

Supply and delivery of two (2) buoyancy gliders; i.e. Acquisition of ocean variables from 1000 dbar to the surface after each dive. The data telemetry system to be used is iridium.