Tài liệu tham khảo cuốn sách bằng tiếng Anh sẽ giới thiệu về một số loài cá cảnh | guide to tropical freshwater brackish um and marine fishes FISH The New Guide to Aquarium Fish A comprehensive and authoritative guide to tropical freshwater brackish and marine fishes Mary Bailey and Gina Sandford ULTIMATE EDITIONS Ciclilids Qchlids family Cichlidae originate primarily in tropical America and Africa with a few species in the Middle East and Asia. They are mainly freshwater fishes though a few species require or tolerate brackish conditions. Size -adult Standard Length SL -ranges from 2 cm to 91 cm 3 4 in to 36 in with a similar diversity in form diet and behaviour. Some species are very colourful and are thus attractive aquarium occupants. Many aquarists are however attracted by their interesting behaviour character and apparent intelligence large specimens in particular can become genuine pets. Cichlids can be divided into a number of more or less discrete groups based largely on geographical distribution but also habitat size diet and behaviour. Before discussing the major groups however we must present an overview of cichlid psychology how they behave and more important why. A thorough understanding of this is essential to their successful maintenance. This Cichlid is one of the smallest Lamprologus ocelatus a tiny Lake Tanganika shell-dweller. This is a male female are even smaller Who s watching who Cichlids especially large ones show considerable interest in the world outside their tank and can become real pets. This is a female Nandopsis do ii one of the largest species and a real character. Cichlid Behaviour and Its Management All cichlids practise brood care guarding both eggs and young. This ensures a high survival rate so clutch size is small compared to that in egg-scattering fishes which rely on sheer numbers of eggs for genetic survival. Cichlids have two brood-care strategies substrate brooding and mouthbrooding. In the former normally adhesive eggs are laid on a spawning substrate for example a stone plant or piece of wood then .
