Facebook is trying to force pages such as ours to pay to advertise every post we make (they’re calling these ‘promoted posts’), and because we haven’t done so, only a randomly-selected 15% of our fans are currently receiving our posts.

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Important new title aims to provide managament guidelines for restoration of migratory fish pathways…

Damming of rivers adversely affects the reproductive cycle of migratory salmonids such as this masu salmon. © Odyssey

Continue reading »

Danio flagrans is very similar to the glowlight danio, D. choprae. © Rupert Collins

The Danio species referred to in the hobby as D. cf. choprae or ‘northern glowlight danio’ is officially described, and the original ‘glowlight danio’ D. choprae redescribed, in the latest volume of the journal ‘Ichthyological Exploration of Freshwaters’. Continue reading »

© Back to the Roots

This new aquarium is to be marketed as a ‘closed-loop ecosystem’ that cleans itself while also facilitating the growth of fresh produce including beans, basil, thyme, baby greens, oregano, mint, parsley, and spinach. Continue reading »

© Matt Ford

On 28th October the Spanish conservation and study group ‘Sociedad de Estudios Ictiológicos’ (SEI) released 1200 adult individuals of the Spanish toothcarp, Aphanius iberus, into a coastal lagoon within the protected ‘Espais Naturals del Delta del Llobregat‘ nature reserve, located close to Barcelona. Continue reading »

See how ichthyologist Brian Sidlauskas used Facebook to identify 5000 fish specimens collected in the Cuyuni River watershed, Guyana, in order to provide an itemised list to national authorities and get them out of the country for study…

Rüdiger Rautenberg on a cheap filtration method deserving of greater exposure…

A planted aquarium set up with a Hamburger Matten Filter. © Rüdiger Rautenberg

The HMF (Hamburger Matten Filter) is apparently not all that well known outside mainland Europe, or so I’ve been told. I cannot speak for the whole of Europe but in Germany it is certainly a widespread and well-loved method of filtering fish tanks and is favored especially by breeders and hobbyists who maintain a larger number of tanks in a dedicated fish room. Continue reading »

© Terry Goss

Paleontologists from the University of Florida have discovered that the dentition of an ancient great white shark relative indicates it  probably descended from makos rather than giant megatooth sharks such as megalodon. Continue reading »

The Mekong River at Luang Prabang, Laos. © Geo Swan

Laos has approved the construction of an enormous dam on the lower Mekong river, despite opposition from neighbouring countries, environmentalists, and locals. Continue reading »

This young tiger shovelnose is already displaying signs of stunting in the rounded shape of the snout. © Hristo Hristov

It’s fair to assume that not many of us consider animal cruelty or neglect to be positive things, yet in one respect the aquarium hobby is arguably among the worst offenders in the global pet trade.

In the first of a series of articles in support of BIAZA’s ‘Big Fish Campaign’ we explain why, in some cases, size really does matter… Continue reading »