Accra.
Decomposed whale carcasses have been washing up on beaches in Ghana’s
oil-producing west, raising the ire of environmental groups worried the
country’s growing petroleum industry may be killing marine life.
A total of
20 dead whales have been discovered along Ghana’s coastline in the last four
years, including at least eight since September.
What killed
the marine mammals remains a mystery.
But
environmental groups say they are concerned, given the proximity of the
discoveries to the country’s new offshore petroleum industry.
“The fears
are rising as to what is killing the … whales,” said Kyei Kwadwo Yamoah,
program coordinator for Friends of the Nation, an environmental group that
tracks the deaths.
People
living along the coast “want to know so they can rest assured if it would have
impact on them or if it wouldn’t”, he added.
Last week,
the 20th whale carcass found since 2009 washed up on a remote beach in Western
Region, where Ghana gets most of its oil, Yamoah said.
Oil
production did not start until 2010 but Yamoah said exploration intensified the
year before.
Friends of
the Nation and other environmental groups raised the alarm in September, when
five decomposed whales were discovered in Western Region and near the capital
Accra in the space of a week. In October, two more bodies were found in Western
Region.
Ghana
produces about 115,000 barrels per day, mostly from the Jubilee field off the
coast of Western Region’s Cape Three Points, where the latest dead whale was
found.
The west
African nation has been trying to avoid the mismanagement and pollution that
has plagued other regional oil giants like Nigeria, where billions of oil dollars
have been lost through corruption and spills happen frequently.
Ghana’s
government, which has downplayed the whale deaths, is counting on the riches
from oil production to build up the country’s infrastructure and improve the
economy. It could do without any environmental scandal.
The
Anglo-Irish company Tullow — the Jubilee field’s main operator — declined to
comment on the whale deaths and referred questions to Ghana’s Environmental
Protection Agency (EPA).
At the EPA,
spokeswoman Angelina Mensah said an investigation into the deaths was under way
but did not respond to additional questions sent via email.
The EPA
said after the discovery of the five dead whales last year that the situation
was “of much concern” but it was not unprecedented.
“The
incidence of whales being washed ashore is a global occurrence and not limited
to Ghana,” the statement said, adding that whales die frequently worldwide.
Nevertheless,
collisions with ships, water pollution and seismic activity from oil drilling
can kill or disorient whales, said the head of the International Fund for
Animal Welfare’s whale program, Patrick Ramage.
Last
September, a scientific review panel determined that a 2008 mass beaching of
whales in Madagascar was caused by the use of sonar by vessels exploring for
oil.
But that
was not necessarily occurring off the coast of Ghana.
“It has to
be a more careful analysis than the convergence of industrial activity and
carcasses washing up off beaches,” Ramage said.
“That is
certainly concerning and for some very compelling but isn’t sufficiently
convincing to allege that connection.
“In the
case of the Madagascar instance, it took the convening of a panel.”
Determining
what, if anything, in Ghana’s waters was responsible for the whale’s deaths may
prove difficult, said Peter Ziddah, a fish health specialist who has examined
some of the carcasses.
Whales are
usually badly decayed by the time they wash ashore and in some cases are
beheaded by fishermen, according to local tradition.
“Looking at
a rotting carcass, we can’t determine anything,” Ziddah said.
Other
experts suggest that the cause could lie elsewhere.
Ghana is on
a path of migration for whales heading from South Africa to the waters off
Britain and with the current flowing east, whatever killed the whales could be
off the coast of neighbouring Ivory Coast — or further east.
“It’s
definitely unusual. But what may be the cause we can’t put our finger on,” said
A.K. Armah, a lecturer at the University of Ghana, who studies marine life.
Agence France-Presse

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