Browse some of the content from this issue Check out some of the great features we have in the November 2009 issue of Practical Fishkeeping in this issue sampler.

A Nurse shark is recovering at the Sea Life Centre in Weymouth after undergoing an operation to remove a fish hook lodged in its jaw.

Rainbow crab by Neil Hepworth. A new survey has found that 60% of the world's freshwater crabs might be in danger of becoming extinct.

You could win this huge pile of prizes. Christmas could come early for you and your loved ones this year when you enter our Great Christmas Giveaway.

Robert Reid, Hagen's category manager. Pictures by Dan Crawford. The launch of Hagen's Fluval-G external filter met with a mixed response from Practical Fishkeeping readers.

Image copyright Practical Fishkeeping BCUK continue to expand their popular range of dry and frozen foods with frozen oyster eggs.

Picture copyright Practical Fishkeeping Huddersfield based LED lighting company CoraLed have sent PFK a sample of their product for testing.

Food and products manufacturer New Era have have launched a new food aimed at Discus.

Now on sale at www.swelluk.com Practical Fishkeeping magazine is now available to purchase as individual copies from a prominent online aquarium retailer.

Picture of Caridina dennerli by Neil Hepworth. Scientists from Germany and Singapore have described eight new species of Caridina shrimp from the lakes of Sulawesi.

Two new species of cave-dwelling cichlids have been described in the most recent issue of the journal Ichthyological Exploration of Freshwaters.

Ichthyologists from Brazil have described a new species of Australoheros cichlid from southern Brazil.

Ichthyologists from Belgium and the Republic of Congo have described a new Synodontis catfish from central west Africa.

Monopterus contains several species. Picture by Earthengine, Creative Commons. A study by Japanese scientists to be published in an upcoming issue of the journal Ichthyological Research has demonstrated that the swamp eel Monopterus albus, previously thought to be a single,

Picture by Nick Hobgood, Creative Commons Attribution. Scientists from the University of Miami have discovered that coral bleaching makes the corals more susceptible to disease, and the diseases in turn make the coral more susceptible to bleaching.