West Lakes, the French personnel are drawn from the population as a whole.
From the same Aviation Herald story
On Mar 25th 2015 more than 300 policemen and 380 fire fighters departed Seyne-les-Alpes, the base for the search and recovery, to continue the recovery efforts, that were suspended during the night. Weather conditions are better than expected, no precipitation and less strong winds than forecast.
On Mar 26th 2015 first human remains were recovered from the crash site and airlifted to Seyne-les-Alpes, where relatives have been taken to too.
On Mar 27th 2015 soldiers of the French Army joined the recovery teams providing tracked vehicles. The efforts to recover the bodies of the victims resume after being suspended during the night.
On Mar 28th 2015 Recovery Services, while continuing to recover human remains, still focus on the search for the flight data recorder.
On Mar 29th 2015 the States Attorney of Marseille reported, that the human remains of 78 people have been identified using DNA testing. The Prosecutor said in response to media reports surfacing in Germany, that the first officer's remains have been identified, that those reports were false.
On Mar 31st 2015 Recovery Services reported that an access road to the crash site has been finished and opened, first heavy recovery machinery is on the way to the crash site.
On Apr 1st 2015 the French Gendarmerie reported that all human remains have been recovered from the crash site. Recovery personnel is now collecting personal belongings, the search for the flight data recorder is continuing. The French Gendarmerie is unaware of any video (memory card) recovered from the crash site as claimed by some French and German media.
No mention of members of the public, don't forget there is a guarded exclusion zone around the site as mentioned on here