- What are L-number catfishes?
It is not so dreadfully long ago that lori?cariid catfishes were regarded as the poor relations of the aquarium hobby, and were maintained and tolerated in the community aquarium solely on account of their often bizarre appearance and their useful characteristics.
- Fish genetics
Many of the most popular tropical aquarium fish kept today are more brightly colored than their wild relatives. Modern techniques have allowed the development of varieties to be taken to new extremes, with the first genetically modified fish now available.
- The popularity of fishkeeping
Although there is some archaeological evidence of fish-keeping dating back to Babylonian and Egyptian times, it is unclear when people started keeping fish for their aesthetic qualities, rather than as a source of food, but the activity certainly dates back well over a thousand years.
- Micronutrients for aquarium plants
These nutrients are required only in extremely small quantities and are often described as "trace elements." They play important roles in the biochemical processes that sustain life and are vital for good plant health.
- Macronutrients for aquarium plants
These nutrients are used in the greatest quantity by aquarium plants and are vital to many plant functions. Without them, plants would be unable to grow, repair, or maintain healthy tissue.
- Aquarium floor
What materials can be used as an aquarium substrate? How to clean the aquarium floor?
- Living with fish
The aquarium hobby is popular around the World. Do aquarists remain fish-keepers for long periods? Where to put an aquarium in the room?
- The right aquarium
How to choose a good aquarium? What is the best size for us? What are the costs of an aquarium? What are the needs of the fish?
- A little about water chemistry
Basics about carbonate system, pH values and the nitrogen cycle. How to raise or reduce water hardness? What is nitrification? What is the pH value?
- Onethird of freshwater fish species at risk from dam projects.
One third of the world's freshwater fish species could be under threat if the go-ahead is given for hundreds of hydro-electric dams to be built in the Amazon, Congo and Mekong basins.
- Researchers find the first warm blooded fish
The opah, also called the moonfish, internally generates heat through constant flapping of wing-like pectoral fins
- Oceanário de Lisboa presents 'Forests Underwater' by Takashi Amano
Oceanário de Lisboa will open, on 22nd April of this year, the new temporary exhibition, 'Forests Underwater' by Takashi Amano.
- Back from the dead, but still on the brink?
With its striking colour pattern and vaguely lamniform appearance the 'red-tailed black shark', Epalzeorhynchos bicolor (Smith 1931), is an enduringly popular aquarium favourite.
- Evolution in action
Competition between large and small versions of the same cichlid in Lake Tanganyika could lead to them becoming two separate species in the future.
- More bathers attacked by fish in Argentina
For the second time in less than a month, bathers in the Parana River in Argentina have been attacked by fish.
- Rainbowfish embryos can smell predators
Rainbowfish embryos are not only able to recognise potential predatory threats, but can also differentiate between them as early as four days after fertilisation, while still inside the developing egg.
- More than 80 new species of fish discovered in the Amazon
At least 441 new species of animals and plants have been discovered over the past four years in the vast, under-explored rainforest of the Amazon.
- New Corydoras from southern Brazil
Corydoras lymnades is native to the upper and middle rio Sao Francisco basin in southern Brazil and is named for the Lymnades, small creatures derived from Goblins in Greek mythology.
- A little panther?
An attractive new pleco from the rio Paraguaçu basin in Bahia State, easten Brazil is described in the latest volume of the journal 'Neotropical Ichthyology'.
- First naturally fluorescent fish discovered!
This Japanese eel, known as Unagi, is the first fish - in fact the first vertebrate - found to be naturally fluorescent.
- New name for the Asian glass catfish
After eighty years of misidentification, the glass catfish get a new name.
- World's largest freshwater aquarium opens
The world's largest freshwater aquarium - and Asia's first river-themed wildlife park - has opened in Singapore.
- Black piranha has the most powerful bite
The fearsome reputation of the piranha may be a little over-exaggerated, but one thing that isn't a myth is the strength of that bite.
- New tetra from the rio Xingu basin
A new miniature characid genus and species from the rio Curuá at Serra do Cachimbo, Pará state, Brazil. has been described in the open access journal PLoS ONE. Erythrocharax altipinnis is the only known member of the new genus and can be told apart from related groupings by having the pelvic bones firmly attached through the horizontal isquiatic processes.
Making of 'Forests Underwater' by Takashi Amano
The Art of the Planted Aquarium 2015
Biotope Aquarium Design Contest 2014 - the 5th place, South America
Altum Angels - Part 2.
Altum Angels - part one
Amazon Biotope Wild Discus
Aquascaping - Best biotope aquariums of ZooBotnica 2012
Freshwater Natural Aquarium
Collecting Otocinclus affinis in their natural habitat