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• Freshwater algae
  ...ant leaves as well as on the edges of almost any hard surface. Composed of very fine strands it grows in dense patches resembling a dirty green beard, thus :Appearance: Actually bacteria ([[cyanobacteria]]). Grows very rapidly in blue-green, slimy goo-like sheets. This algae spreads over virtu
  10 KB (1,740 words) - 23:31, 6 February 2012
• Template:Units-difficulty
  {{#ifeq: {{lc:{{{1|}}}}} |very easy | Very Easy }} {{#ifeq: {{lc:{{{1|}}}}} |ve | Very Easy }}
  804 bytes (78 words) - 11:39, 19 March 2011
• Kryptopterus bicirrhis
  :These fish are difficult to sex, however, females are a little plumper when mature. :Passive and can be shy and very accepting of their own species. This is a tight schooling fish and needs th
  3 KB (398 words) - 02:23, 13 December 2017
• Fungus
  ...'herbal' or [[w:Tea tree oil|tea-tree oil]] remedies as these are at best very weak in action. There is another disease which looks very similar to 'Cotton Mouth disease and this is actually a serious bacteria in
  6 KB (940 words) - 22:22, 27 November 2013
• Constipation
  ...on of the digestive system where an animal experiences hard feces that are difficult to eliminate; it may be extremely painful, and in severe cases lead to symp ...o suffer from this as in the wild they feed mainly on insects and so it is difficult to feed them the correct amnount of fibre in their diet.
  1 KB (197 words) - 05:04, 24 February 2011
• Caridina gracilirostris
  ...as well as special feeding. Breeding of this species is considered fairly difficult.
  3 KB (465 words) - 18:20, 2 September 2020
• Category:Fish Availability- Rare
  ...stricted access, or are very sensitive to water conditions, won't breed or difficult to feed in captivity, or too large to keep in a regular sized tank. If they
  538 members (0 subcategories, 0 files) - 12:03, 28 January 2010
• Category:Fish Availability- Uncommon
  ...find from suppliers or expensive, complicated to breed, wild caught only, difficult to keep alive after transport from shippers, sensitive to water conditions,
  1,408 members (0 subcategories, 0 files) - 12:03, 30 June 2007
• Synchiropus splendidus
  :Their diet can be their downfall in captivity, they're known to be very fussy eaters, primarily feeding on copepods and amphipods. Some may take fr ...duals starve in captivity. This is the main reason why it is rated as very difficult. While commonly found in LFS's, and not particularly expensive, most indivi
  6 KB (876 words) - 18:48, 17 June 2020
• Sphaerichthys vaillanti
  |difficulty=Difficult
  3 KB (462 words) - 17:02, 13 November 2019
• Talk:Betta splendens
  ...in a very small tank. However like Cat said, the smaller the tank the more difficult it is to maintain and keep the animals healthy. --[[User:PsiPro|Brian]] 17: :Yes, studies of Bettas in the wild show that they live in very narrow strips of water which however are miles long. Just because shops oft
  5 KB (811 words) - 15:17, 6 September 2011
• Virual diseases
  ...achinery of a host cell to reproduce and also reside within them, they are difficult to eliminate without killing the host cell. This is why it is very rare for chemical treatments to be used to treat viruses as to kill the vir
  3 KB (411 words) - 19:56, 23 October 2011
• Velvet
  ...und scratching at things in the tank very rapidly and usually has its fins very close to its body. Seeing Velvet on a fish is very difficult. One tip is to darken the room and tank lights. Shine a flashlight or torch
  3 KB (543 words) - 06:54, 24 February 2011
• Talk:Green spotted puffer
  Difficult to tell from such an awful picture!
  436 bytes (75 words) - 22:30, 27 November 2006
• Gymnarchus niloticus
  |difficulty=Very Difficult :Impossible to sex, and only able to breed in very large aquaria of at least {{gal|1000}}. They are mouthbrooders, the male ca
  3 KB (403 words) - 21:01, 26 May 2021
• Barbus ablabes
  :Difficult to visually sex, mature females may be slightly plumper in the belly than m
  2 KB (321 words) - 02:23, 13 December 2017
• Steatocranus casuarius
  :Members of this genus are difficult to confuse with any other cichlids. The buffalo head cichlids are robust, e
  3 KB (512 words) - 02:23, 13 December 2017
• Alestes humilis
  :Difficult to sex, females may appear fuller in the belly than males.
  2 KB (245 words) - 02:23, 13 December 2017
• Pareutropius buffei
  ...of the tank. A long tank is best for this fish and they do not appreciate very bright lighting so floating plants are desirable. ...d caudal fin which can be mistaken for ''[[Pareutropius debauwi]]'', it is difficult to tell these fish apart when juvenile. It has three bold lateral body stri
  2 KB (368 words) - 01:15, 19 February 2020
• Xenomystus nigri
  :These fish are difficult to visually sex. It's said that females have more colour when in spawning c
  2 KB (362 words) - 02:23, 13 December 2017

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