Catfish Behavior Characteristics

It is Simply The Biggest Freshwater Fish!

Gigantic!…

His head is flat and massive and his body lying in order to fight effectively against the powerful currents of the Volga and the Danube where he was born.

The wide mouth is provided with many small teeth rapeuses and 6 barbels, lines him used to locate prey the better hidden.

Almost devoid of shell skin ranges from white/black green/brown on the flanks and back, clear on the belly. There are, however, some specimens of albinos as well as some so-called “mandarins” (yellow to orange)

Diet

Opportunistic predator, catfish feeds mainly of cyprinids such as Roach, carp, bream, carrassins etc… He can also eat crayfish, amphibians, small game and water until boilies and other generally intended for carp pellets.

His reputation as a voracious predator, however, seems unfounded, a specimen of 80kg eating an average of only 1 kg of fish all 3 days at the height of its food business.

Growth

The growth is very rapid although very variable in functions of food resources.

In its basin of origin it can measure up to 5 meters to 300kg. In France the biggest subjects reach 2.50 meters to more than 100kg.

Its life expectancy is 30 to 40 years.

Reproduction

It is generally from mid-May to mid-June when the water temperature reaches 18-20 ° c.

Spawning takes place as a couple in a nest that is fiercely guarded by the male during the entire period of incubation (1 to 2 weeks).

The FRY feed on plankton and invertebrates, they become carnivorous at the end of their first year.

Habitat and distribution

From the great rivers of Europe from the East, it has gradually colonized the Germany, the Rhine, and then the whole of Europe.

Introduced in France about 1870, it is now present on all of the hydrographic network.

Catfish like disorders, calm waters and deep he finds refuge in ditches where he spends most of his day, nearly submerged branches or various obstacles.

Behavior

Living in small groups during the first years of his life, he became solitary once adult.

Its activity is primarily nocturnal, so it does not hesitate to come to the surface to catch all kinds of prey passing within his reach.

According to various sources it would appear that the catfish consumes about a third of its annual ration in the spring prior to spawning.

Gallery

Wels catfish

Wels catfish

Source: en.wikipedia.org

Crappie Fish: Species Characteristics

Crappie Fish: Species Characteristics

Source: www.thoughtco.com

Pepper Cory Fish Breed Profile

Pepper Cory Fish Breed Profile

Source: freshaquarium.about.com

1021 best Fish images on Pinterest

1021 best Fish images on Pinterest

Source: www.pinterest.com

Electrofishing.

Electrofishing.

Source: slideplayer.com

Crappie Fish: Species Characteristics

Crappie Fish: Species Characteristics

Source: www.thoughtco.com

VNH Lab Exam 1

VNH Lab Exam 1

Source: www.studyblue.com

Dynamics of Foundation Structures

Dynamics of Foundation Structures

Source: wwwcatfish.dpri.kyoto-u.ac.jp

Details: Stone Cat

Details: Stone Cat

Source: www.iowadnr.gov

Wels catfish

Wels catfish

Source: en.wikipedia.org

Crappie Fish: Species Characteristics

Crappie Fish: Species Characteristics

Source: www.thoughtco.com

Pepper Cory Fish Breed Profile

Pepper Cory Fish Breed Profile

Source: freshaquarium.about.com

1021 best Fish images on Pinterest

1021 best Fish images on Pinterest

Source: www.pinterest.com

Electrofishing.

Electrofishing.

Source: slideplayer.com

Crappie Fish: Species Characteristics

Crappie Fish: Species Characteristics

Source: www.thoughtco.com

VNH Lab Exam 1

VNH Lab Exam 1

Source: www.studyblue.com

Dynamics of Foundation Structures

Dynamics of Foundation Structures

Source: wwwcatfish.dpri.kyoto-u.ac.jp

Details: Stone Cat

Details: Stone Cat

Source: www.iowadnr.gov

Sorubim Lima

Sorubim Lima

Source: djcristopher.com

Breaking the Rules for Catfish

Breaking the Rules for Catfish

Source: www.in-fisherman.com