Characteristics of nocturnal fish
Depending on when they are most active, fish may have developed certain physical and behavioral characteristics. For instance, nocturnal fish:
In general, are not designed to swim as fast as diurnal fish.
FINDING OUT THE CHARACTERISTICS OF NATURAL WATER
FINDING OUT THE CHARACTERISTICS OF NATURAL WATER ...
History - Tropical Freshwater Of Fish Characteristics
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Rocks and gravel sold for aquarium use are generally safe and non-reactive. If there are any special characteristics that aquarium rocks and gravel may impart, it is generally indicated on the packaging by reputable companies.
Character: They are very peaceful and make a beautiful addition to any community tank. They live for up to 5 years and if well fed can show stunning colors.
Character Displacement: A pattern in which two species with overlapping ecological requirements differ more when they co-occur than when they do not.
Plants characteristics: First, research how large different plants can get and their water requirements (i.e. pH, temperature, water hardness, light, etc).
General Characteristics:
The Clown Knife Fish is nocturnal, although they do sometimes come out during the day.
General Characteristics- As mentioned, dovii's are a highly predatory fish, used to spending most of their time in the wild looking unsuspecting fish to become their next meal.
Characterized by a long, tall, flowing tailfin, they can be differentiated from the common goldfish, although otherwise they are very similar.
characteristics affecting the choice of a carbon cannot be readily distinguished by the user. We must find a good brand, where the manufacturer has done its homework, that has properties aimed at the needs of the aquarium.
Characteristics: Lower oxygen levels, lower carbon dioxide levels. Increased metabolism and aggression, shorter carrying times for the females (especially for mouthbrooding females), shift in fry sexes are just some of the results.
Characteristics differences in rearing
For a beginner, definately go freshwater. If you really want to go marine, start with freshwater, learn the basics and then trade them back to the store in exchange for marine fish when you are confident.
Characteristics distinguishing reflectors:
Type of reflection - Specular/Diffuse
Reflector geometry/shape
Positioning of the lamp
Type of Reflection ...
A characteristic black and white color scheme will adorn these fish. They are very small, with the female being slightly smaller.
Another characteristic the Dracula Goby share with other Shrimp Gobies, is that the Dracula Goby will also pair with pistol shrimp. Most seem to prefer Alpheus randalli as their burrowmate.
A unique characteristic of the Peacock Bass is the deep indention that separates the hard spines from the soft rays on the dorsal fin. The front of the dorsal, upper caudal, and pectoral fins are gray to black.
The diverse characters and temperaments of fish result in some species getting along well with certain types of fish and not at all with others.
A catfish of character this month, meet Hemibagrus wyckii - the James Bond of catfish. A suave, elegant loner with an interest in gadgets.
Dropsy - Characterized by a severely swollen or bloated abdomen and is believed to be caused primarily by poor water quality (high nitrate or sodium chloride levels) and malnutrition.
Male/Female characteristics
Age of breeders and why
Type of breeding and what method is used
A. Line breeding (cousin to cousin)
B. Sibling cross
C. Back cross (father to daughter, mother to son, nephew to aunt, etc.)
D.
The disease is characterized by very rapid morbidity and mortality with few clinical signs, often overnight.
It also appears identical to a vitamin E deficiency in a fish.
[edit] Curing ...
Osram/Sylvania Characteristics
I got these FAXed to me directly from Sylvania. Also in the FAX, it shows radiated power for the Dulux CF series: ...
Nematode worms - Characterized by a thin, thread-like worm coming from the anus of the fish. The fish can become bloated, listless, and or skittish.
Badids share some characteristics with Anabantids, Nandids and Channids. From the aquarist's perspective, the male embrace of the female during spawning is shared by both anabantids and badids.
The distingushing characteristics of species in this complex are:
smaller size (exception....A. sp. "Gelbwangen")
lateral band ending with a caudal peduncle spot
similar appearance of males and females (exception....A. sp. "Gelbwangen") ...
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Secondary Sexual Characteristics
These are the features that some species exhibit which are not directly related to the spawning process.
PD: An elongated cichlid with three characteristic brown-black longitudinal lines.
Males possess a characteristic, sword-like appendage formed by the lower rays of the caudal fin. The original form imported to the hobby has an olive green back with greenish-yellow flanks.
When responding to a post, most newsreaders will include the original message with some sort of character prefixed on every line, usually a greater-than symbol, ``>''.
They are of the family Nandidae, not Cichlidae, though they do display some of the same characteristics of the Cichlids - namely the "yawning" and the territorialism. Often times B.
Crystal clear conditions characterize waters classed as Clear Water. These waters are soft and pH levels are acid to neutral. Many of the rivers that enter the Amazon from the South are Clear Water. ...
Members of the Tetraodontidae family generally share the same shape and general characteristics. Pufferfish generally exhibit a torpedo-shaped body with a somewhat anteriorly placed dorsal fin containing 7-18 soft rays.
It is generally characterized by discoloration of tissue, particularly the fins to a dark brown or black and a grey or brown 'fur' or mold over the body, ...
Koi is a species of carp that has been bread over centuries to have certain characteristics. Similar to dog breeding, the koi fish have been bred with show quality characteristics and have become prized fish.
pugnax in breeding characteristics. The male's breeding coloration is overall brown with all scales exhibiting green iridescent highlights. The anal fin may be colored with a reddish tinge bordered by a darker color.
Alkalinity - water has quite a number of characterisitics, one of the most impiortant is the natural buffer that prevents sudden and rapid fluctuations of the pH.
They are characterized by two lateral bands, the upper one red or orange, and the lower blue-green. The upper half of eye is red, giving this species one of their common names, "Red-eye Characin".
pulex and its variants as its model (found throughout the northern hemisphere), but its characteristics can be applied equally well to most other species, be they from the same genus or related genera.
The tubifex worm is another worm that can be considered along with them since they are essentially identical in their aquarium characteristics. Both worms are aquatic but are found in very high nutrient bottoms.
Maybe not, yet at least, but as I have already said, each fish has its own character. They are not all aggressive, but some are and no fish keeper should ever want to take the risk of losing other fish.
Water has four measurable properties that are commonly used to characterize its chemistry. They are pH, buffering capacity, general hardness and salinity. In addition, there are several nutrients and trace elements.
pH ...
Although one species of shelldweller (Neolamprologus callipterus) occasionally contains males which can grow to nearly a foot in length, the most famed characteristic of shelldwellers is their small size.
The Blue Spot Goby is quite a character and has his own little cave in the corner of the tank. We made the mistake of purchasing a Copperband Butterfly fish quite early on.
These small cichlids are characteristic of the slightly-brackish deltas and low lying streams of West Africa.
An example of a fairly weak mix would be 25 Blue Gouramis and 25 Opaline Gouramis, which have only a single different characteristic: color pattern.
Unknown to most newer aquarists, there are forty five different species of Bettas, all with different Characteristics and traits.
The real apistogramma's come from southern America, they all have the same characteristics, like a complex breeding behavior, as their large relatives, only their size is different.
The tropical freshwater is characterized by lower temperature variations in comparison with the temperate water such as the ones in France; their amplitude is between 20 and 30 ° C.
Even us so-called "experts" have a tendency to get a little anthropomorphic about our fish, by attributing human characteristics to our finned little buddies (see . . . there I go!). Fish behave almost entirely through instinct.
BERYCIFORMES are a group of bony fishes with a well documented fossil record and a characteristic bony plated skull. Many are lie-in-wait predators. This means that they lie motionless waiting for prey to come into range.
Another distinguishing characteristic is the fact that they seem to be extended more and for longer periods of time than in other Leather corals (S. ehrenbergi does not cover itself with a slime coating that much and not that often).
All of them sport attractive fins edged in white and black, in addition to the characteristic bright red heart in the upper abdomen Although larger than many tetra species, males grow to an adult size of three inches, ...
O. hoppei has a clear characteristic, which differentiates him from all others. The point of peduncle is distinct over the entire width of the peduncle and convex rounded to the back. Otocinclus species should always be kept as shoal.
Characterized by striking shapes, colors, and personalities, many are aggressive and shouldn't be combined with others. Common aquarium cichlids include freshwater angelfish, Oscars, and discus.
They are characterized by their large sternal region, and are known to be excellent jumpers.
Sex differences: Males show characteristic bright gold/yellow head and shoulder. The dorsal and anal fins are aqua blue with some dark trim. Caudal fin can be purple-blue or gold-yellow. Females are gray with a hint of yellow in the fins.
Sexual dimorphism:Males have very characteristic organs.
Prices: 50-100€
Additional: The fish wil attack, and can cause serious wounds, which may take a long time to heal. Wear thick leather gloves when handling the tank or the fish.
As any aspiring reefkeeper quickly discovers, lighting of the proper intensity and spectral characteristics is critical for maintaining photosynthetic corals and other sessile invertebrates.
 See also: Fish, Water, Aquarium, Species, Plants
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