(ShareCast News) - Nature Group has acquired a tanker from Ship Invest BV for a total consideration of €3.1m, in a deal that will be funded through a combination of debt facilities from ING Bank and existing cash resources.The vessel has been leased by Nature Group from Ship Invest since 2013 and deployed in its Rotterdam waste treatment operations.The company said that in view of importance to operations in the region, it has decided to acquire the tanker outright to secure its long-term and continued availability. Nature expects the acquisition to generate savings of around £117,000 per annum.Nature Group is a provider of port reception facilities and waste treatment solutions for the oil, marine and process industries.At 1500 BST, Nature Group shares were 1% at 12.88p.