The phrase "a continuous survey" is correct and usable in written English.
It can be used to describe a survey that is ongoing or conducted without interruption over a period of time.
Example: "The organization has implemented a continuous survey to gather feedback from participants throughout the event."
Alternatives: "an ongoing survey" or "a perpetual survey".
The study is based on a continuous survey of trees at 321 sites across the Amazon over three decades.
The NRS is a continuous survey based on interviews with a representative sample of 35,000 adults in Britain every year.
The figures are based on the International Passenger Survey (IPS), a continuous survey conducted 362 days a year at major ports of entry or exit from the UK.
Starting in 2011, CHIS transitioned from a biennial survey model to a continuous survey model, which enables a more frequent (annual) release of data.
NB: It is always important to state that the NRS statistics are estimates obtained by a continuous survey based on interviews with a representative sample of 36,000 adults.
With a large acceptance, at least 3 years of observation, and state of the art redundant particle identification techniques, AMS will provide a continuous survey of charged cosmic rays fluxes and the most sensitive search for the existence of anti matter nuclei and for the origin of dark matter.
In 1999, the survey became a continuous, annual survey, with approximately 5,000 individuals interviewed per year.
This survey is a continuous sample survey of approximately 15,000 persons each year.
QUALIDIAB is a systematic and continuous survey of the quality of care provided to people with diabetes in different Latin American countries.
We analyzed data from NHANES, a nationally representative, cross-sectional survey that became a continuous biannual survey in 1999 (9).
Beginning in 1999, NHANES became a continuous annual survey rather than the periodic survey that it had been in the past.
