A fluid flow system , comprising: a pipeline with a flowing fluid; a first pressure sensor located within the pipeline and determining a first pressure within the pipeline ; a vibrating meter including: a sensor assembly located within the pipeline proximate to and in fluid communication with the first pressure sensor ; and a meter electronics in electrical communication with the sensor assembly and configured to receive one or more sensor signals and measure one or more flow characteristics; a system controller in electrical communication with the first pressure sensor and in electrical communication with the meter electronics and configured to: receive the first pressure measurement from the first pressure sensor ; receive the one or more flow characteristics from the meter electronics ; characterized in that the system controller is further configured to: determine a static pressure of the fluid within the sensor assembly based on the pressure of the fluid within the pipeline and the one or more flow characteristics; and determine that the fluid contains at least some gas if the static pressure of the fluid is outside a threshold value or band based upon a saturation pressure of the fluid; and adjust the fluid flow if the static pressure of the fluid is outside the threshold value or band, wherein the adjustment comprises decreasing a fluid flow rate. a pipeline with a flowing fluid; a first pressure sensor located within the pipeline and determining a first pressure within the pipeline ; a vibrating meter including: a sensor assembly located within the pipeline proximate to and in fluid communication with the first pressure sensor ; and a meter electronics in electrical communication with the sensor assembly and configured to receive one or more sensor signals and measure one or more flow characteristics; a sensor assembly located within the pipeline proximate to and in fluid communication with the first pressure sensor ; and a meter electronics in electrical communication with the sensor assembly and configured to receive one or more sensor signals and measure one or more flow characteristics; a system controller in electrical communication with the first pressure sensor and in electrical communication with the meter electronics and configured to: receive the first pressure measurement from the first pressure sensor ; receive the one or more flow characteristics from the meter electronics ; receive the first pressure measurement from the first pressure sensor ; receive the one or more flow characteristics from the meter electronics ; characterized in that the system controller is further configured to: determine a static pressure of the fluid within the sensor assembly based on the pressure of the fluid within the pipeline and the one or more flow characteristics; and determine that the fluid contains at least some gas if the static pressure of the fluid is outside a threshold value or band based upon a saturation pressure of the fluid; and determine a static pressure of the fluid within the sensor assembly based on the pressure of the fluid within the pipeline and the one or more flow characteristics; and determine that the fluid contains at least some gas if the static pressure of the fluid is outside a threshold value or band based upon a saturation pressure of the fluid; and adjust the fluid flow if the static pressure of the fluid is outside the threshold value or band, wherein the adjustment comprises decreasing a fluid flow rate. <EOS>