All-Tackle Record: 75 kilograms (165 pounds, 5 ounces), Ramganga River, India The goonch is a mysterious catfish species that inhabits the rocky, swift moving rivers of central Asia's Ganges, Mekong and Chao Phraya river basins with some of the largest specimens taken in India, where they commonly exceed 45 kilograms (100 pounds). Get to know the Silver Max Combo if only for its Rocket Clutch system. From that standpoint, they’re among the best-suited tank mates for angelfish. These fish are stocked ... Three to four years of maximum spawning potential and cost-effective holding in Largemouth Bass, Striped Bass, Crappie, Trout, Catfish, Bluegill and Carp can be found in Silverwood Lake. 1 MG crossback Gh size 11 inc /1 topfilter set with water pump /1 Acdc jifeng/ 1 uv light 5 watt/1 clearigen PSB /1 clearigen Vitamin / to Mamet Affendy tks support bang. Every 18F away from 85F halves the catfish’s metabolism, thus slowing their growth and eating requirements. contain start with end with are equal to. Cephalosilurus apurensis catfish - medium size. Bristlenose Catfish Quick Facts . Their diameter can range from about the size of a dime to about the size of a nickel. Fish Kingdom Pet Fish Tropical Fish Exotic Fish Fish Rare Predator Fish Cichlid Fish Visi / Misi si Nvld Prdn Ptr For Check My Vidio https://www.insta Approximate size range may also vary between individual specimen. Smelt No size limit 2 gallons Open for the entire year All others (Note 6) No size limit No possession limit Open for the entire year Notes for Table 1 Note 1 - All Coolwater fish Coolwater fish include all species listed in this table. Using the above guidelines there are many different combinations of fish you can house in your aquarium. Select Product. Wild caught fish may require a pH of 5.5 to 7.0 and alkalinity below 3° dKH (54ppm). Channel Catfish Information. COTD fish are caught during their respective events using Catch-of-the-Day Bait. Daily limit 1. Fish. Water quality, NO³: Nitrate, for Redtail Catfish keep under 100 P Water quality NH³: Ammonia, up to .5 PPM sustained but best at zero. 284 Litres (75 US G.) Size. Min. Stock five triploid grass carp per acre to avoid weed problems. Lima Shovelnose 4"-5" (Sorubim lima) (fwf catfish lima_shovelnose) Fish Size: Common Name: Lima Shovelnose Catfish Origin: Peru, Amazon Max Size: 18 inches Temperature: 73 to 84 Degrees PH Level: 6.2 to 7.3 Diet: Omnivore Temperament: Aggressive Care Level: Moderate The Lima shovelnose Catfish requires a larger aquarium as an adult (180 gallons or more), but can be raised in smaller … Daily creel limit is 2 fish per day with no size limit. Locale: Orinoco drainage near Puerto Carreno. However, neons are tiny, and angelfish will see them as food. Catfish Pro Tournament Series Round Baitcasting Fishing Reel 600 CTS. Minimum Tank Size: 20 gal (75 L) Maximum Size: 3 inches (7.2 cm) Temperament: Peacful. size 54" fork length. Browse records in. Sun Catfish, Günther's Catfish, Bullseye Catfish, Golden Red Tail Catfish, Solar Catfish, Eclipse Catfish Additional scientific names Pseudobagrus brachysoma, Macrones chryseus, Mystus chryseus, Pseudobagrus chryseus. Image courtesy Nautilus Tropical Fish Wholesale “These usually come in as Cephalosilurus fowleri, but that species is restricted to Rio Sao Francisco in Brazil so these Colombian fish are more likely C. apurensis [which originates from neighboring Venezeula – Ed.]. General Remarks Due to their popularity, size, and good flavor when cooked, this catfish has been introduced to other places as well, such as Indonesia. A true Albino Cory will only reach approx. A pH between 7.0 and 8.0, alkalinity between 3° and 10° dKH (54ppm to 180ppm) and temperature between 74° and 80° F are ideal conditions for most captive bred Cory cats and their relatives. Max Size: 80cm: Max Size: 30cm: Remark: Rare: Pseudopimelidus rainus: Pseudopimelidus sp: Pseudopimelidus apurensis: Pseudopimelidus zungaro: Distribution: Colombia: Distribution: Peru: Distribution: Colombia: Distribution: Colombia: Max Size: 40cm: Max Size: 15cm Max. Your best results will come from keeping to these size guidelines and avoid overcrowding your tank. While flathead catfish have the reputation of being the second largest North American catfish species, they aren't much smaller than blue catfish, and flathead catfish can reach almost 6’ in length. For current fishing information call … Hardiness: Hardy. Its slower growth suggests a smaller final size than C. apurensis which obliges the keeper with the care of this species in the aquarium. size: 60 cm / 24 inches Environment: freshwater Origin: South America. Would you be able to keep an Apurensis in a 180 gallon for life? Tank size m inimum: 180 gallon or larger aquarium, 72″ by 24″ by 24″ tall. They also eat algae wafers. The Upside-Down Catfish resides in riverbanks that have dense vegetation. It grows maximum 48 cm maximum and will eat everything it thinks that will fit the mouth. Quick Care Facts • Care Level: Moderate • Temperament: Aggressive • Maximum Size: 40" • Minimum Tank Size: 180 gallons • Water Conditions: 75-82° F, KH 6-20, pH 6.0-8.0 • Diet: Omnivore • Origin: South America • Family: Pimelodidae • Species: Large Catfish • Aquarium Type: Large-Bottom-Dweller It is generally found in the Republic of Congo, and Cameroon in Central Africa. The average pictus catfish size is roughly 5 inches in length (maximum). For channel and blue catfish, their hybrids and subspecies, minimum length limit = 12 inches and daily bag limit = 25 in any combination. They are thicker near their heads and taper off near the tail, creating triangle shaped look. Cory Catfish Size: Depending on the specific type, Cory Catfish size can range from about 1 inch to about 2.5 inches in length. Security: Shy at first. Setup: Any sort of tropical tank design, but preferably with a piece of wood and plants. The pond should be at least half full and filling. Twelve-inch channel catfish are stocked for “put-and-take” fishery. Cephalosilurus apurensis Picture by Ros, W. Classification / Names Common names | Synonyms | Catalog of Fishes ( gen. , sp. ) The minimum tank size that we would recommend for the Pictus Catfish is around 50 Gallons. Flatheads present in lake. Upside-Down Catfish Natural Habitat. Flathead Catfish: 15″ 5 Open All Year: Channel Catfish: 12″ 10: Open All Year: Sunfishes (Note 5) No size limit: 25 in any combination of the listed species: Open All Year: White Bass: No size limit: 25 on Gr. Native to the Neartic, the Channel Catfish is one of the most popular game fish in North America. All fish caught using a Catch-of-the-Day Bait have a max perfect size of 150lb, but the extra effect of the bait may catch even bigger fish, causing it to be labeled "Massive". People in its native range typically will not eat it because they consider it very ugly, but it is sometimes kept in aquariums. Average Size: 3 - 40 pounds, Approximate Maximum Size: About 120 pounds in recent years, although in the 1800's, 300-pound fish were caught from the Missouri River. KY Fish and Wildlife 2018 Fishing Forecast. Adapts rapidly. Possession limit: 2 daily limits. Leave your vote. Search all columns or a specific column to filter data; click on column header to sort by that data field. Flathead Catfish Pylodictis olivaris. Comment by 2Siders IronForge - The Forlorn Cavern 43 Sample Size: Longjaw Mud Snapper 62.8% Brilliant Smallfish 25.6% Bristle Whisker Catfish 11.6%. There is no minimum length limit or daily bag limit for common carp. Origin [edit | edit source] These fish are endemic to Kerala, India. Annual limit 2 STURGEON statewide per license year (April 1-March 31). Size (inches) Max. With all that being said, the Pictus Catfish is a very active fish, so the more room that they have to swim around in, the healthier and happier they will ultimately be. Regulations for trout and salmon on inland waters are provided on pages 22-37. Ugly Stik Catfish Spinning Rods. Comment by Metsu962 This can be all bluegill or, if desired, 350 bluegill and 150 redear sunfish. Family: Ariidae. 2 Points. Size: 5–7 inches (15 cm) Common Names: Busy Nose Catfish, Sucker-mouth Catfish; Minimum Tank Size: 20 gallons (75L) Diet: Algae and plant growth in the aquarium. Click here for more about warm water aquariums. This article will give an overview of Synodontis Catfish fish size, for sale, care, max size, food, species, tank size, breeding, full size, and price. Bristlenose Catfish. Size: 5–7 inches (15 cm) Common Names: Busy Nose Catfish, Sucker-mouth Catfish. Minimum Tank Size: 20 gallons (75L) Diet: Algae and plant growth in the aquarium. They also eat algae wafers. Setup: Any sort of tropical tank design, but preferably with a piece of wood and plants. Bristlenose Catfish Quick Facts . Usual size in fish tanks: 60 - 80 cm (23.62 - 31.5 inch) 0 14. Average Size: 3 - 40 pounds, Approximate Maximum Size: About 120 pounds in recent years, although in the 1800's, 300-pound fish were caught from the Missouri River. Catfish: Only one catfish over 34 inches may be harvested per day. Was: $ 9.99 Now: $ 7.29. Setting up a tank to match its natural environment will require plenty of plants and rocks. Also, by stocking 9-inch fingerlings less time is required to grow these fish to harvestable size. Diet: Predator and live fish eater, will typically accept frozen foods. Goonch. Channel cats grow rapidly and can reach 30+ inches in your pond. Nearly nine feet long (2.7 meters) and as big as a grizzly bear, the behemoth tipped the scales at … Identification: This species has a dull yellow background colour, different from the orange background colour of C. fowleri. $79.98) Write a Review. : Appropriate Home An freshwater aquarium with an exterior power filter with a BIO-Wheel, a maximum of 1/4-inch of gravel, and an aquarium heater adjusted to between 78 and 82 degrees F. . If fish are already present in the pond, channel catfish should be at least 8 inches long when stocked. I usually stock 8- to 12-inch long channel catfish when largemouth bass are present. The maximum massive fish size is ~190lb. Monoculture of Channel Catfish in Farm Ponds Channel catfish, one of Missouri’s most popular sport and food fish, have been stocked in ponds throughout the state. 4.4 out of 5 stars 119. Fishers in northern Thailand netted this huge catfish in the Mekong River on May 1. 25.4-30.5cm (10-12 ") sg. Thread starter Pile_O_Rocks; Start date Jun 12, 2019; Forums. FW. Size: 5–7 inches (15 cm) Common Names: Busy Nose Catfish, Sucker-mouth Catfish; Minimum Tank Size: 20 gallons (75L) Diet: Algae and plant growth in the aquarium. If no fish are present in the pond, channel catfish as small as 1.5 to 3 inches long may be stocked. No harvest limit on catfish less than 34 inches. The gulper catfish grows to a standard length of 25 cm (9.8 in), and a total length of 28.5 cm (11.2 in). Also, the state of the fish when you purchased it will also significantly impact how large they can get. Paddlefish: Paddlefish may be harvested from April 24 through May 31. An unusual predatory catfish with an enormous mouth, the Apure Jelly Catfish is found in parts of the Orinoco drainage in Colombia and Venezuela. Ugly Stik Tiger® Casting Rod. Too many dissolved minerals in the water could be detrimental to the fish’s health. A Jack Dempsey Cichlid is a popular fish available in stores today. South Carolina State Record: 109 pounds 4 ounces (1991) Life Expectancy: Approximately 34 years Setup: Any sort of tropical tank design, but preferably with a piece of wood and plants. Joseph revealed his exit in a 2018 … Current California Angling and Diving Records. Circle Hooks Saltwater Fishing Hooks, 150PCS Fishing Circle Hooks 2X Strong Offset Octopus Catfish Fishing Hooks Assortment High Carbon Steel Bait Fishing Hooks Kit – Size … So is to be assumed when good feeding the animals can grow up in the aquarium, to reaching the first life decade slowly, but constant, up to approximately 65 centimetres of length. Physical Features of Your Upside-Down Catfish. It shall be unlawful to transport live catfish 34 inches in length or greater beyond the boundaries of this State. Table 4: Best sizes for bass. Catfish. Click here now to buy several different species of Cory Catfish. Find near, nearer or same sized spp. Aquarium SizeTop ↑ This species is suitable only for public aquaria plus a very small minority of private aquarists and as such we offer no recommended aquarium size. Since it grows quite large, starting with a minimum tank size of 70 gallons is recommended. ... Catfish Spinning Reel with 10+1 BB, 26lb Max Drag, Strong Graphite Frame, Brass Main Shaft, Freshwater Spinning Reel for Fishing Bass. 99 $23.99 $23.99. -. A link to an estimator tool is included below. $ 9.99 $ 7.29. $139.99 . In this article, I am going to talk about Synodontis Petricola size, for sale, catfish, breeding, growth rate, care, tank size, diet, max size, etc. Upside-Down Catfish Natural Habitat. all searchable columns Species Sci Name Weight Length (in) Girth (in) Location County Date Angler / Diver Fishing Type Details. Wild caught fish may require a pH of 5.5 to 7.0 and alkalinity below 3° dKH (54ppm). Low numbers of blue catfish. Max Joseph announced his departure from Catfish after working on the series with Nev Schulman for six seasons. If fish are already present in the pond, channel catfish should be at least 8 inches long when stocked. Bloated Catfish (1 : 0.2%) Comment by Allakhazam Hillsbrad 75% Raw Bristle 25% Raw Longjaw 150+ fishing skill recomended. Adult Size: 20″. The Upside-Down Catfish resides in riverbanks that have dense vegetation. From $59.95. In the wild, Gulper Catfish can be even larger. Flathead Catfish. These fish can grow to a maximum size of up to 3.5 inches in length. Common name: Salmontail catfish. A pH between 7.0 and 8.0, alkalinity between 3° and 10° dKH (54ppm to 180ppm) and temperature between 74° and 80° F are ideal conditions for most captive bred Cory cats and their relatives. The maximum length given at Fishbase for a C. fowleri male of 40.5 centimetres should be approximately correct. Quantity: Add to Cart . Scientific name: Arius leptaspis. Bottom Dwellers. Contrary to the data on Fishbase one must assume that C. nigricaudus reaches at least half a meter, and is the smaller of the two (according to Fishbase), C. apurensis really reaches even 65 to 75 centimetres (cf. Neons are small, schooling fish that come from the same region as angels. How to Care for Your New Hoplo Catfish. We recommend keeping them in groups of at least 5, preferably more. This fish is best kept in groups so I would always recommend getting at least 3 on a first purchase but 2 may be adequate depending on aquarium size. Their max size is around a foot long, with females being larger and more robust than males. The mottled belly of a jelly catfish. Attitude: Peaceful. Stock 500 bream per acre. It grows maximum 48 cm maximum and will eat everything it thinks that will fit the mouth. For example for finesse fishing, you’ll want to use a 2000 size spinning reel. Common Names: Zebra Shovelnose, Tigrinus cat/catfish, Tiger striped catfish Family: Pimelodidae (Long-whiskered catfishes) Order: Siluriformes (catfish) Class: Actinopterygii (ray-finned fishes) Max. size 43" fork length in waters upstream of The Dalles Dam. The average size of Gulper Catfish in captivity is 10 inches (25.4 cm), although you will see some a little smaller (8 inches or 20.3 cm) and some a little larger (12 inches or 30.5 cm). Hardiness: Hardy. Max Size. A 10-gallon aquarium will provide sufficient space for this fish. Aquarium Size Top ↑ 8′ x 2′ x 4′ (240cm x 60cm x 120cm) – 1700 litres as a minmum for a single adult fish. Determine the size of your pond with our pond size calculator, then view our recommended stocking rates Serving All Your Pond & Lake Management Needs Since 1972 800.433.2950 Fax (580) 777-2899 Six more likely. 26 Products ... Apure Jelly Catfish - Cephalosilurus apurensis. Good numbers of channel catfish over 12 inches present. Maximum Size: Possible 8 inches. From this size C. apurensis adds more to the girth than in the length but even now the growth length is not yet final. Max. Water Temperature: 68-82 F. The Dalmatian Lyretail Molly is a color variation of the Sailfin Molly and has white-black patterned scales that give a marbled effect. Moderate. Cephalosilurus apurensis is a voracious catfish endemic to some black water rivers of Venezuela. The water needs to be slightly acidic and very soft. Recommended water hardness (dGH): 12 - 18°N (214.29 - 321.43ppm) 0°C 32°F 30°C 86°F Quantity: Add to Cart . A small, well-managed pond can produce 300 to 500 pounds of catfish per surface acre each year, providing It has a short, thick-set shape and is dark-colored with a whitish belly. The quality of care and diet play a big role in their size. Recommended Tank Size: 150 gallons. (Fishbase website, status of May 4th, 2008). catfish are more likely to survive and contribute to the fishery. Aquarium Hardiness: Hardy. A true Albino Cory will only reach approx. Physical Features of Your Upside-Down Catfish. 6-10lb (3-5kg) 6-14lb. Since it grows quite large, starting with a minimum tank size of 70 gallons is recommended. Name: Myleus schomburgkii 'Emperor Blue Hook' Size: 10cm Price: $ASK Status: AVAILABLE 2.5 inches and as such, make better additions as cleaner crew members to smaller tanks, compared with other large growing catfish. Below are the water parameters to aim for. Max. that. Max Fish Size (inches) 48 1.5. false; Corydoras Catfish . Tank Size. It is rare to find an adult that is about 6 ft 7 inches. Quick Care Facts • Care Level: Moderate • Temperament: Aggressive • Maximum Size: 18" • Minimum Tank Size: 180 gallons • Water Conditions: 73-84° F, KH 10-12, pH 6.2-7.3 • Diet: Omnivore • Origin: Amazon, South America • Family: Pimelodidae • Species: Large Catfish • … Catchable-size blue catfish were stocked in 2016; 25-inch plus blue catfish possible. I usually stock 8- to 12-inch long channel catfish when largemouth bass are present. The biggest ever recorded fish was reportedly 300kg (661 lb) and caught in Thailand, in the wild with a net. Growth rate: Varies depending on environment and food. Culling is prohibited. From $39.95. The Columbian Shark has a high fin and long "whiskers" that gives it a classic catfish appearance. The Columbian Shark has a high fin and long "whiskers" that gives it a classic catfish appearance. (Last Updated On: April 14, 2021) Synodontis Petricola, or Synodontis Catfish is without doubt one of the most uncommon representatives of the species of catfish seen within the aquariums of Europeans from the water bodies of Central Africa.. Recommended pH range for the species: 6.5 - 8. If you want channel catfish in your pond, stock at 50 catfish per acre. Origin: Wild Colombia. Wels catfish Size. A channel cat allowed to reach maximum size could get up to 40-50lbs in ideal conditions. Ideal conditions for catfish growth are regular, consistent feeding and temperatures between 50F and 90F, however fastest growth is at 85F. Synodontis are a part of the Mochokidae catfish family, extra generally often known as the ‘bare catfishes’, since they have got a scarcity of body armor or conventional scales. $49.99 . Maximum Standard Length. Setting up a tank to match its natural environment will require plenty of plants and rocks. Fishing Information. Sexing: Females larger and much more aggressive, very distinguishable dimorphism by venting especially at larger sizes. Cory Catfish Size: Depending on the specific type, Cory Catfish size can range from about 1 inch to about 2.5 inches in length. Amazon River basin. Search ... Apure Jelly Catfish Tank Size. Add to cart . Maximum size - 4 inch / 10 cm Possibly one of the more interesting looking fish that you will find on any algae eating fish ‘top chart’. An ambush predator by nature, they tend to lie in wait for their prey at the bottom of shallow waters partially buried in leaf litter or sandy substrate. Sexual Differences: Males sport thicker pectoral fins as they mature. Research has shown that, on average, an adult Wels catfish stretches about 4 to 5 feet long, weighing anywhere between 30 to 40 pounds. Maximum Standard Length 36″ (90cm) – unlikely to attain this size in captivity. Water temperature: 73°F to 81°F (above 75°F is preferred) pH levels: 5.0 to 7.5 (below 6.0 is ideal) Water hardness: 2 to 6 KH. It is a sluggish animal that hardly moves and only waits for it's pray. Abundant, Most fish are less than 6 inches. Good scavenger. SAVE 27%! (Cephalosilurus apurensis). In the inset, silver stained chromosomes showing the … size 38" fork length in waters downstream of The Dalles Dam, and min. Size: 290mm or 11.4" SL. The average pictus catfish size is roughly 5 inches in length (maximum). It’s very uncommon for these fish to exceed this size when fully grown, but it is possible. The quality of care and diet play a big role in their size. Also, the state of the fish when you purchased it will also significantly impact how large they can get. Catchable-size channel catfish stocked in summer of 2017. There are no bag or size limits for yellow bass. It’s very uncommon for these fish to exceed this size when fully grown, but it is possible. Choose our Catfish Commando Casting Combo for a setup engineered with the performance and power required by serious catfish anglers. Unless specifically noted in special rules, open This omnivorous species is a nocturnal feeder so you had best make sure to put in some bloodworms and brine shrimps every night. Add to cart . Min. $19.99 $ 19. It’s a beginner-friendly molly strain that reaches a maximum size of 3 inches. From $69.95. Water PH: 7.0-7.8. Price and other details may vary based on size and color. Apure Jelly Catfish. With 2 catfish you could safely keep up to 8 to 10 of these beautiful fish in a 10 gallon tank. South Carolina State Record: 109 pounds 4 ounces (1991) Life Expectancy: Approximately 34 years 1: Asian Stone Catfish (Hara jerdoni)Origin: South Asian; India pH: 5.6-7.6 Maximum Size: 1.2” Minimum Tank Size: 5 gallons Diet: Likely to accept a variety of small foods including dried pellets, but should also be offered a diet of live and frozen food including bloodworms, brine shrimp, daphnia, and tubifex worms. Housing: 10 gallons to start, then move to larger quarters. Hybrid Redtail/Tiger Shovelnose Catfish - Phractocephalus x Pseudoplatystoma sp. Out of Stock. They are thicker near their heads and taper off near the tail, creating triangle shaped look. Most banjo catfish sold at pet stores reach a maximum size of 6 inches, but some have been known to reach a length of 2 feet. Advanced Aquaria Discussion Forum. Age (years) Optimum Temp (F) Hybrid Bluegill: ... Channel Catfish (Ictalurus punctatus) are another predator species and a great way to add some diversity to your fish population. In my experience, this rather small fish is peaceful and easy to care for, which makes it an excellent choice for a beginner. This generally tough, rugged and durable fish can be fun to watch in a suitable tank. There are many more species of Corydoras Catfish and some are available from time to time. Ugly Stik Inshore Select Spinning Rod. Striped Raphael Catfish. This size works very well with ultralight lures, which is … 1 ACDC Sobo SB 568 / 1 clearigen PSB /1 arovital / 4 uv light 5watt / 20 meter host with air stone/ 6 topset filter complete with media basic to Kajang Customer. Min Tank Size: 30 Gallons. Neon Tetra. The Siamese giant carp is the largest carp species in the world and found in Thailand waters and along the Mekong river through Cambodia down to the Mekong Delta in Vietnam. The Tailspot Blenny grows to a maximum size of 2.5 inches or 6.3 centimeters, from head to tail. It is generally found in the Republic of Congo, and Cameroon in Central Africa. Experience Level: Beginner. The largest catfish of the Amazon basin with adults typically measuring 2000 – 2500 mm (2 – 2.5 m) and weighing in excess of 150 kg. The catfish does not grow to a very big size, at maximum only up to 2 inches in length which makes it ver Size The leopard bush fish is slow-growing and may take several years to reach an adult size which in the wild can easily reach 20 cm (8 in). Their diameter can range from about the size of a dime to about the size of a nickel. SKU: catoddballsfls13001463. Apure Jelly Catfish. Carp. It is a sluggish animal that hardly moves and only waits for it's pray. COTD Fish. Salmontail catfish - Arius leptaspis. Experience Level: Beginner. 3500. Catfish (under 34 inches) — No Limit: Catfish (over 34 inches) This size limit shall not apply to catfish harvested from the Perdido, Conecuh, Blackwater, Yellow, Choctawhatchee, Chipola, and Chattahoochee rivers basins. Synodontis Catfish . Difficulty. In this article, I am going to talk about Synodontis Petricola size, for sale, catfish, breeding, growth rate, care, tank size, diet, max size, etc. The exact size spinning reel size for bass depends more on the technique you’ll be using. These fish can grow to a maximum size of up to 3.5 inches in length. Minimum Tank Size: 20 gal (75 L) Maximum Size: 3 inches (7.2 cm) Temperament: Peacful. As another long lived species, flathead catfish have the potential to grow to impressive sizes. Upvote Downvote. Many small ponds are managed exclusively for channel catfish. They also eat algae wafers. Sexing [edit | edit source] Striped Raphael Catfish (Platyodras armatulus) Item: CN-39940. You will want to think … Cephalosilurus apurensis. Karyotype of Cephalosilurus apurensis (2n = 54) after: (a) conventional staining and (b) C-banding. 2.5 inches and as such, make better additions as cleaner crew members to smaller tanks, compared with other large growing catfish. Cephalosilurus fowleri is a voracious catfish endemic to some black water rivers of Brazi. On the larger end of the spectrum, they can easily weigh over 140 pounds.