Power generator and turbine unit

An underwater power generator or turbine unit comprising a base, wherein the base comprises three legs.

An underwater power generator or turbine unit comprising a flow channel having first and second ends and a plurality of legs, wherein the legs are provided longitudinally outwardly of ends of flow channel, and/or transversely outwardly of sides of the flow channel.

An underwater power generator or turbine unit comprising a housing and a turbine module, wherein the turbine module is removably receivable relative to or within the housing, and wherein there are provided sealing means between the housing and the turbine module.

An underwater power generator or turbine unit comprising at least one ground engaging leg, wherein the ground engaging leg comprises a ground engaging means or peripherally extending skirt.

A docking device for installing and/or removing a turbine module from a housing or remainder of an underwater power generator or turbine unit.

A housing having at least one and preferably two transversely symmetrically disposed female or male portions matable with a docking device having a corresponding at least one and optionally two transversely symmetrically disposed male or female portions.

An underwater power generator or turbine unit as hereinbefore described with reference to the accompanying drawings

61-63. (canceled)