The ruffe also has a large, spiny dorsal fin likely distasteful to its predators.

A Ruffe usually matures in two to three years, but a ruffe that lives in warmer waters has the ability to reproduce in the first year of life.

The introduction of the ruffe seems to be causing much damage and has become a big

The ruffe has similar eating habits, as well as having an accelerated reproduction rate compared to other like fish.

The ruffe also has an excepional ability to detect water vibrations through organs called neuromasts.

The ruffe has the ability to overtake many other fish species, and consequently damage the Great Lakes ecosystems.

Not only has the ruffe become an inconvenience but, it is also the first invasive species to have been labeled a nuisance by the Non-indigenous Aquatic Nuisance Prevention and Control Program.

also the ruffe has a spiky fin

One week after the hatching, the young ruffe start to swim and feed actively, but they do not form schools at this age.

At full length, the adult ruffe is usually around 20 cm, but at a maximum of 29 cm.

48 forms ( species and infraspecific taxa ) of fish have been encountered in the lake, including roach, carp bream, zander, European perch, ruffe, endemic variety of smelt, two varieties of Coregonus albula ( vendace ), eight varieties of Coregonus lavaretus, a number of other Salmonidae as well as, albeit rarely, endangered European sea sturgeon.

The darters, perches, and their relatives are in this family: well-known species include the walleye, ruffe, and three species of perch.

** Donets ruffe, Gymnocephalus acerinus.

** Danube ruffe, Gymnocephalus baloni.

Of ruffe raffe roaring, with thwick thwack thurlery bouncing.

It also contains the endemic gwyniad, now listed as critically endagered by the IUCN due to the introduction of the invasive and non native ruffe.

They are dominated by the genera Gobio, Romanogobio, Squalius and Chondrostoma and contain such species as carp, Prussian carp, roach, bream, Silver Bream, pike, perch, ruffe, chalcalburnus, Sprattus, Mugil and others.

Its common names are ambiguous – " ruffe " may refer to any local member of its genus Gymnocephalus, which as a whole is natively endemic to Eurasia.

The ruffe is usually 4-6 inches ( 10 – 15 cm ) in length and will never exceed 10 inches ( 25 cm ), but is a very aggressive fish for its size.

The most obvious features to recognize a ruffe are the ruffe's large, continuous dorsal fin and its slightly downturned mouth.

In Eurasia, the ruffe diet mainly consists of zoobenthos: chironomids, small aquatic bugs and larvae, which are all found in the Benthic zone of the water column.

The primary spawning season for the ruffe occurs from the middle of April through approximately June.

Life, for the Eurasian ruffe, starts as an egg, like other fish.

From here, the ruffe gradually mature until they are 2 – 3 years old, when they reach full maturity.

Growth is usually occurs more when the ruffe is in clear, brackish waters.

Generally, female and male ruffe do not live longer than 7 to 11 years.

Therefore, having more ruffe in the water, leads to less food for other fish.

This trait both aids the ruffe in finding food and gives the rudge an edge in avoiding predators.

By subduing disparate lesser groups the nation has, to some degree at least, broadened the capacity for individual liberty.

In fact, over the years, the American farmer's capacity to over-produce has cost the taxpayers a large dollar.

If this capacity had not failed them, they would see that their enemy has made a disastrous miscalculation.

Rachel, observing, would say, `` He has to rediscover his own capacity.

A new radial drill press with a 16 inch capacity has a tilting head that allows drilling to be done at any angle.

Lime white, hard and brilliant, has a tendency to `` jump '' away from the other colors in drying, and also by its capacity to set, to preclude the use of ready-made gradations, so useful in decorative work.

Years of patient application of compost and leaf mulching has changed the structure of the soil and its water-holding capacity.

The building work for the stadium which has a capacity of 32. 960, began in May 2008 and was completed by the beginning of 2009.

It has the capacity to get to large heights and can outcompete native plant species around it.

The stadium currently has a capacity of 17, 023.

In order to further grow the club's budget, the AZ board of directors has decided to extend the capacity of the new stadium to a minimum of 30, 000 seated spectators somewhere in the near future.

According to him, while the first two visions ( the alter-globalism and the anti-globalism ) represent the reconstructed forms of old and new left ideologies, respectively, in the context of current globalization, only the third one has shown the capacity to respond more effectively to the intellectual requirements of today ’ s global complexities.

Games played ( most often abbreviated as G or GP ) is a statistic used in team sports to indicate the total number of games in which a player has participated ( in any capacity ); the statistic is generally applied irrespective of whatever portion of the game is contested.

This mammoth wooden ship was constructed using teak, without any iron or blueprints and which has transportation capacity of 400 tonnes.

Population density also has a major impact, where dense urbanisation such as in Japan and the far east has led to the adoption of high capacity long multi-axle buses, often double-deckers, while South America and China are implementing large numbers of articulated buses for bus rapid transit schemes.

Modern barter and trade has evolved considerably to become an effective method of increasing sales, conserving cash, moving inventory, and making use of excess production capacity for businesses around the world.

The shape remains the same but the capacity has been increased to the current 700ml.

The Bronze Star Medal may be awarded by the Secretary of a military department or the Secretary of Homeland Security with regard to the Coast Guard when not operating as a service in the Navy, or by such military commanders, or other appropriate officers as the Secretary concerned may designate, to any person who, while serving in any capacity in or with the Army, Navy, Marine Corps, Air Force, or Coast Guard of the United States, after 6 December 1941, distinguishes, or has distinguished, himself by heroic or meritorious achievement or service, not involving participation in aerial flight —

Bozizé, who has received much support from President Déby, immediately decided to close the C. A. R .- Sudan border ( a decision which he has no capacity at all to enforce ).

The system has a capacity of 20 million tonnes per year.

If a government is in the habit of appointing and replacing the governor frequently, it clearly has the capacity to micro-manage the central bank through its choice of governors.

Another large MSW composter is the Lahore Composting Facility in Lahore, Pakistan, which has a capacity to convert 1, 000 tonnes of municipal solid waste per day into compost.

It also has a capacity to convert substantial portion of the intake into Refuse-derived fuel ( RDF ) materials for further combustion use in several energy consuming industries across Pakistan e. g., in cement manufacturing companies where it is used to heat up the Cement Kiln systems.