Search results
Results from the WOW.Com Content Network
There are 531 species of fishes in Pakistan, of these, 233 are freshwater fish. [1] The mahseer is the national fish of Pakistan. Notopterus notoperus; Notopterus chitala; Naziritor zhobensis; Triplophysa stoliczkai - found only in Deosai; Diptyichus maculatus - found only in Deosai; Ptychobarbus conirostis - found only in Deosai
For a tropical fish tank, maintaining a warm environmental temperature ranging between 75 and 86 °F (24 to 30 °C) enables different tropical fish to thrive at different temperatures. [2] Aquarium substrate usually consists of sand or gravel. Aquarium substrate is important for the fish's health and replicating their natural environment.
The most common type of saltwater fish tank, the tropical marine tank, houses marine animals from tropical climates. Usually kept between 24 and 28 °C (75 and 82 °F), these tanks include tropical reef tanks, as well as fish-only tanks. These tanks tend to have a low concentration of microscopic plankton and other foods eaten by filter feeders.
That is, large fish need large tanks and small fish can do well in smaller tanks. Lastly, the tank can become overcrowded without being overstocked. In other words, the aquarium can be suitable with regard to filtration capacity, oxygen load, and water, yet still be so crowded that the inhabitants are uncomfortable.
It is a peaceful fish that is best kept in good sized groups (6+) in a mature tank with plenty of shady hiding spots amongst plants, driftwood, slate caves, and PVC pipes. [21] 75-82 F (24-28 C) [21] 6.0-7.2 [21] Twig catfish: Farlowella spp. Sturisomatichthys spp. Hypoptopoma spp. Golden dwarf sucker, golden oto: Otocinclus macrospilus: 3.5 cm ...
Following advantages can be achieved from IPRS technology in Pakistan: (i) Improved fish production (75 – 150 kg/m3), (ii) Reduced production cost per unit of fish production (<30 – 35%), (iii) Improved Feed Conversion (FCR: 1.00 – 1.4) and feeding efficiency, (iv) 100% fish catch rate without discharge of water from pond, (v) Staggered ...
Fish loss can be very discouraging for beginners of fish keeping, so indirectly, fishless cycling can also help beginners get a good start. Cycling aquariums using feeder fish is risky, because it infects the aquarium with any disease or parasite they happen to have. Fish raised as feeders do not get the same degree of care as non-feeders.
Recirculating aquaculture systems (RAS) are used in home aquaria and for fish production where water exchange is limited and the use of biofiltration is required to reduce ammonia toxicity. [1] Other types of filtration and environmental control are often also necessary to maintain clean water and provide a suitable habitat for fish. [ 2 ]