An orca in difficulty in the Seine between Rouen and Le Havre will be attracted to the sea using sound stimuli, announced Friday May 27 the prefecture of Seine-Maritime which favors “
a gentle intervention method
”.
Read alsoAn orca in very great difficulty in the Seine, between Rouen and Le Havre
On the basis of the proposals made by a group of experts and to take into account the deteriorated state of health of the killer whale, "
the decision was made to favor a gentle intervention method
", indicated the prefecture in a communicated.
It aims to ensure "remote monitoring
of the animal by using a drone, coordinated with an intervention aimed at ensuring the dissemination of sound stimuli (sounds emitted by a population of killer whales) to attract and guide the animal towards the sea
", its natural environment.
This solution was adopted following a meeting held on Friday, under the authority of the prefect, involving all the players and partners involved.
According to the prefecture, to "
try to identify a solution to encourage the wild animal to return to the sea
", a working group met on Thursday bringing together national and international experts in marine mammals.
“We are really very very worried”
On Wednesday the prefecture had confirmed the presence in the Seine of this "
male killer whale, a protected and wild species
" in a "
very weakened
" state.
Seen for the first time on May 16 between Honfleur and Le Havre, near the Pont de Normandie, the orca "
very probably arrived already weakened towards the Seine estuary
", had indicated to AFP Gérard Mauger, vice- President of the GECC, an association based in Cherbourg commissioned by the French Office for Biodiversity (OFB) for the study and preservation of marine mammals in the Channel.
“
The vital prognosis is engaged.
We are really very, very worried
,” underlined Gérard Mauger.
Read alsoThe evolution of animal species is faster than expected
The prefecture had also recalled that this animal “
naturally has no vocation to evolve separated from its group, nor in fresh water courses.
He could be injured or ill
.”
Calling for "
avoid any gathering or crowds near it
" which could "
put this wild animal in danger but above all represents a risk for people
", the prefecture had announced the taking of prohibition measures legally based on a notice to shipping. , "
so that the cetacean is not approached
".
According to Gérard Mauger, this orca whose length is "
complicated to estimate
" could measure "
in the 4/5 meters
".
