Doctors Without Borders (MSF) says it has been forced to end the rescue operations of Mediterranean migrants carried out by the ship Aquarius.
The medical charity accuses "persistent attacks on search and rescue by European states". [1
Aquarius got stuck in Marseilles since the registration was revoked.
It has helped to rescue migrants making the dangerous transition from Libya to Libya and from other countries to Europe, but has encountered strong opposition, especially from Italy.
Mr Salvini is charged with charities that operate rescue vessels working with traffickers operating from Libya to operate a "taxi service" to Italian ports.
- The Aquarius: Migrants taxi service or non-profit rescue services?
- The last migrants rescue ship in Med paralyzed  Italian policy states that migrants caught at sea should be returned to Libya by the Coast Guard of that country.
Charities and human rights groups, however, say that migrants in Libya face appalling conditions in which abuses by trafficking gangs are widespread.
Aquarius was the last charity rescue vessel still in operation.
Announcing its decision to cease its activities, MSF said the EU-led EU countries had not provided enough rescue capacity for themselves, then sabotaged the efforts of others seeking to save lives in the Mediterranean, the BBC reported. European correspondent Damian Grammaticas.
In a tweet, MSF Sea said "continuing attacks" by European nations "will mean more deaths at sea and more unnecessary deaths that will not be resolved".
Aquarius has been stationed in Marseille for months after Panama revoked its registration, citing strong political pressure from the Italian authorities
. Sailing ship with flagship can not be legally placed.