Temperate marine (coldwater marine) Marine aquarium

a temperate marine aquarium

one of more obscure types of fish tanks, coldwater marine tank, holds fish of temperate climates, temperatures ranging around 10 24 °c (50 75 °f). colorful species such ornate cowfish, blennies, , sea anemones can found. anemones , invertebrates in temperate waters rival tropical counterparts. colorful species found in western pacific , west coast of north america. maintenance of these tanks similar keeping fish tank live rock, or non-photosynthetic tropical aquarium.

a significant diversity of species exists. since coldwater coral reefs occur @ great depths, hobbyists largely confined fish, sea anemones, crustaceans, echinoderms, mollusks , feather duster worms. few corals can found @ low depths. since there few commercially available coldwater fish , invertebrates, hobbyists have physically acquire specimens, although more specimens have become commercially available west coast of united states japan, australia, , uk. common methods of acquisition trolling or seining, , experienced hobbyists use movement of tides , searching methods find species. unlike commercially available tropical fish, behavior patterns , tank compatibilities have been documented in last 5 or 6 decades, coldwater fish have been kept in public , private aquaria on 2 centuries , ichthyological knowledge has been gathered in order maintain them.

many temperate fish have specific local diet requirements, while others, eat crustacean or frozen foods. fish should not kept fish small enough fit mouth, crabs or mollusks. crabs can not kept mollusks, while other fish, crabs, mollusks , echinoderms may compatible each other. takes experience before 1 can gauge compatibility of fish , invertebrates in 1 s area. due being such localized hobby in united states, not many people go route of local tanks far more popular in europe.