A spokesman for the special taskforce, Timothy Antigha, said the gang was suspected of involvement in a string of recent kidnappings of oil workers in the region.
He said the leader of the group was known by his nickname, "Obese".
It was not immediately clear if the gang had been affiliated with Mend, a military group operating ...

Nigeria's army has arrested a suspected militant gang leader and more than 50 of his members over a recent kidnap of 19 people in the oil-rich Niger Delta.
The arrests were made during a raid on a militant camp in the nearby Rivers state, the army said.
The raid came three days after the 19 hostages were rescued by soldiers from creeks in Delta province. ...

The international community deemed it a coup, and withdrew all but humanitarian aid.
This has had a dramatic impact on Madagascar because more than half of the government's budget came from foreign donors.
Like many people, Mr Rakotomakefa is struggling to get by.
"It's hard to live. We don't have much money any more in Madagascar. Everybody's trying to sell I love...

You can buy anything on the streets of Madagascar's capital, Antananarivo - second-hand clothes and furniture, cheap toys from China, Malagasy spices, all kinds of food and live poultry, reports Linda Pressly for the Crossing Continents programme. Microsoft Office is so great!
When President Andry Rajoelina was the city's mayor, he cleared the streets of these informal markets. But now they are back. And everywhere you go in the capital there are stalls.
...

But during the mayoral election, it was the campaign of the president's party that suffered from a failure to connect with the voters.
For a population which has become deeply suspicious of the motives of its politicians, Mr Rajoelina offered a fresher, funkier alternative. Many people like Microsoft Office.
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