The listed weights are averages, of course. Freshwater fish weight calculators for Largemouth Bass, Muskie, Pike, Walleye, and Trout. It only applies to largemouth bass and is in pounds and inches rather than metric measurements. Estimating Weight of Largemouth Bass This information is provided for those who wish to hold “paper” fishing events, releasing bass immediately after catch instead of holding them for weigh-in. [NB – for those of you who still operate in the ‘old’ scale, to obtain inches divide the number of centimetres by 2.54], [NB – measurements taken from snout to end of the flattened down tail]. The largemouth bass is an olive-green to greenish gray fish, marked by a series of dark, sometimes black, blotches forming a jagged horizontal stripe along each flank. Weight (grams) = (length in mm)^3.14 x .00000519 Of course, once again in my table, I've converted for accepting lengths in inches and giving results in pounds. The chart above is a general guideline for fish of average girth. Both have light green to light brown hue on the back and upper sides, white lower sides and belly and a broad stripe of diamond-shaped blotches along the midline of the body. Length is not only an easier thing to measure on a live fish, but is also a much better record of the real ‘size’ and age of a fish – and isn’t this really what we mean by ‘bigger’? Having access to the database of BASS members catches, with information on over 5,000 fish, I thought that a scientific approach could do much better. I found the script for this chart and thought I would share it here. These cookies will be stored in your browser only with your consent. Some use length as well as girth 9.17. This is just for determining the approximate weight of your bass. There are no comments for this journal entry. We also use third-party cookies that help us analyze and understand how you use this website. The common formula for calculating the weight of a … I found the script for this chart and thought I would share it here. So – should we actually convert our own certificate schemes and trophies to a length only system – or as a half way house, should we have a ‘definitive’ conversion scheme for those who prefer to measure rather than weigh? The longest largemouth bass on record have been in the 32-inch class. 8.64. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. L = Length [in inches] from nose to the fork in the tail; G = Girth [in inches] around the fleshiest portion of the body; Result = Weight of fish in pounds ; The 800 is per Outdoor Life and Hal Schramm to calculate average bass weight. There are a few fish stories about a 20 pound, or 9.1 kilograms Florida Largemout… Smallmouth Bass Inches Weight 12 0.8 13 1.1 14 1.3 15 1.7 16 2.0 17 2.4 18 2.9 19 3.5 20 4.1 21 4.7 22 5.5 23 6.3 24 7.2 25 8.2 Use this information to estimate the weight of your catch after measuring a fish’s length. The basic formula for calculating the weight of a largemouth bass or smallmouth bass is: length x length x length divided by 1600. For panfish, bass, trout, pike, muskie and walleye. We can do our own thing! This information was compiled from statewide lists of sur-veyed waterways, so predicted weights are statewide averages. W = (L x G2) / K . Largemouth Bass have a shape factor of 1050. However this table uses measurements taken from the snout to the end of the flattened down tail. This article, which was written by Dave Cooling, former webmaster, originally appeared in the old website and also featured as a letter in BASS magazine 102, summer 2002. L x G x G ———– 800. But opting out of some of these cookies may have an effect on your browsing experience. This category only includes cookies that ensures basic functionalities and security features of the website. google_ad_client = "ca-pub-0201200545239634"; The average length is 18 inches/46 cm but the Florida Largemouth Bass may grow to a length of 24 inches/61 cm or more. Unless you require an exact weight, the results achieved by measuring are reasonably accurate, certainly for average fish. One of his ideas was a length to weight conversion table to supplement the existing graph. May 7, 2016 - Several methods are available to estimate the weight of a fish. This formula will give you the weight within 6 to 8 ounces. This chart is to approximate the weight and age of your striper. These cookies do not store any personal information. Actually, the ‘scientific’ approach gave almost identical results to Peter’s simpler methods – for the average fish. Sadly, this is where the ‘little grey cells’ started working. I know that anglers around the world have always used weight as a measure of how big a fish is – and invariably ended up in heated arguments about how accurate these weights are. Bass graphic by Duane Raver, Jr. To calculate the weight of a bass below, enter length and girth in decimal inches (for example 22.5 and 18.5) and the various weight estimates will be automatically calculated.Note that these are all estimates. The relationship between length and weight for 1226 largemouth bass collected during the spring from Lake Greenwood during 1997-2005. google_ad_width = 200; Mark this as a Favorite post or print out the actual Weight Conversion Chart and keep it in the boat. 17. The basic formula for calculating the weight of a largemouth bass or smallmouth bass is: … Use this chart only as a method for determining the approximate weight of your bass. I keep track of the relative weights of all my fish several times per year to make sure they are well fed and actively growing at all times! 2.80. However, the real thrust of Peter’s letter was to provide a conversion scale to encourage members to measure fish and return them alive – in the best interest of conservation, and for most people, one measurement is quite enough of a chore. Enter the measurements of your fish (The calculator will approximate the girth measurement if you don't have one.) It only applies to largemouth bass and is in pounds and inches rather than metric measurements. You may wish to download a copy of these tables as a pdf document. Length in inches, weight in decimal pounds. Wonder no longer, the weight of that fish you released can be calculated? Length-weight Conversion Table for Texas Largemouth Bass Inches Fractions 0 1/8 1/4 3/8 1/2 5/8 3/4 7/8; 10: 0.48 : 0.50 : 0.52 : 0.54 : 0.56 : 0.58 : 0.61 : 0.63: 11: 0.66: 0.68 : 0.71: 0.73: 0.76 : 0.79: 0.81: 0.84: 12: 0.87 : 0.90 : 0.93 : 0.97 : 1.00 : 1.03 : 1.07 : 1.10: 13: 1.14: 1.17 : 1.21: 1.25: 1.29: 1.32 : 1.37 : 1.41: 14: 1.45 : 1.49 : 1.54 : 1.58 : 1.63 : 1.67 : 1.72 : 1.77: 15: 1.82 : 1.87 : 1.92 : 1.97 : 2.02 : 2.08 : 2.13 : … We'll assume you're ok with this, but you can opt-out if you wish. 3.07. Mind you, that could involve some interesting ‘point scoring’ – would some members start submitting thin fish by length and fat fish by weight. Then click the calculate button and the weight of your fish will appear. Furthermore a fish can lose up to 5% of its weight within a few hours of death – before you can get it ‘officially’ weighed. Looking at the chart this particular bass has a relative weight of approximately 90%. google_ad_height = 200; Northern Pikes have a total length between 16”-26” (41-66 cm), body height of 2.25”-3.75” (5.7-9.5 cm), and an overall weight in the range of 1.5-4 lb (.7-1.8 kg). Several methods are available to estimate the weight of a fish. The listed weights are averages, of course. Length X length X length / 1,950. Email This BlogThis! We are not involved in competitions or trophy schemes determined by the rules of other organisations. The giants from California and Japan look like footballs, but don't measure up when it comes to length. 24.5. Smallmouth Bass: WEIGHT = LENGTH x GIRTH 2 / SHAPE FACTOR WEIGHT= 20 x (15 2) / 1100 WEIGHT= 20 x 225 / 1100 WEIGHT= 4500 / 1100 WEIGHT = 4.09 pounds Largemouth Bass: WEIGHT = LENGTH x GIRTH 2 / SHAPE FACTOR WEIGHT= 20 x (15 2) / 1050 WEIGHT= 20 x 225 / 1050 WEIGHT= 4500 / 1050 WEIGHT = 4.29 pounds To estimate the weight of your catch, measure the fish's total length - from tail to the mouth - … Total length (cms) weight (lb) weight (lb) 36: 1 lb 1 oz: 0.487 kg: 50: 3 lb: 1.348 kg: 52: 3 lb 6 oz: 1.522 kg: 54: 3 lb 13 oz: 1.71 kg: 56: 4 lb 4 oz: 1.914 kg: 58: 4 lb 12 oz: 2.134 kg: 60: 5 lb 4 oz: 2.371 kg: 62: 5 lb 13 oz: 2.624 kg: 64: 6 lb 7 oz: 2.895 kg: 66: 7 lb 2 oz: 3.185 kg: 68: 7 lb 12 oz: 3.493 kg: 70: 8 lb 8 oz: 3.821 kg: 72: 9 lb 5 oz: 4.169 kg: 74: 10 lb 2 oz: 4.539 kg: 76: 11 lb: 4.929 kg: 78: 11 lb 14 oz: 5.342 … Local variations could occur. Girth is also a significant factor and can vary the weight considerably. This form does not yet contain any fields. You can then manually use the formula below to calculate the approximate weight of your Largemouth or Smallmouth bass. //-->. That's why adding girth to the formula can help with accuracy. This video provides you with charts that indicate a weight estimate for largemouth bass of certain lengths. Spotted Bass have a moderately compressed elongated body with coloration and markings similar to those of the Largemouth Bass. The chart above is a general guideline for fish of average girth. Trophy Fish Size Chart; Species Weight Length; Black Crappie: 2 lbs. at Military It'll be interesting to see who claims the top mark in the International Game Fish Association's new record category, but it's a safe bet that Florida anglers will fare well. Age - Weight - length chart . It is mandatory to procure user consent prior to running these cookies on your website. It has been resurrected here, because measuring fish rather than weighing them has become more popular. Use a Ruler to Weigh Your Fish. Figures in the conversion table below represent average weights calculated from statistics on over 3,000 largemouth bass. References allow you to track sources for this article, as well as articles that were written in response to this article. Largemouth Bass Email Signup Form. But, based on length alone, individual fish can vary by as much as plus or minus 30% of that average! /* Small Taiwan Angler */ You can find the approximate weight of a bass by simply measuring the length of the bass to the nearest 1/8th of an inch and then finding that corresponding weight. The weight results will be extremely close to the actual weight of the fish. Description. Ah well! Find the weight of a largemouth bass without a scale using this formula. google_ad_slot = "2377082058"; Some HTML allowed:

, Have a response on your own site? Necessary cookies are absolutely essential for the website to function properly. Just measure the length, and then the girth. This website uses cookies to improve your experience while you navigate through the website. To use the calculator, input the length and girth of your fish. You can also use the weight calculator below. A new member, Peter Thornley, sent a most helpful letter about the website. To create a new comment, use the form below. Bass - Pike - sunfish - walleye length to weight formula is on page bottom. A practice which we think should be encouraged since it is less stressful for the fish and much easier for the angler to do. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. You can find the approximate weight of a bass by simply measuring the length of the bass to the nearest 1/8th of an inch and then finding that corresponding weight. Other Species . at October 30, 2013 . on January 1, 2012, [...]Largemouth Bass Length to Weight Conversion Chart - Adventures of an Expat Angler in Formosa - Taiwan Angler[...]. Also the weight can vary dramatically – the amount of food, fat and gonad in a fish can vary enormously over the course of just a few days – and is it really a ‘bigger’ fish just because it has a full stomach? A = length and B = girth. (If there are still any other members who have been around as long as me, you may remember we have been here before.). [NB – measurements taken from snout to fork in the tail]. The world record Florida Largemouth bass was caught in Montgomery Lake, Georgia in 1932 at a whopping 22 pounds, 4 ounces/10 kilograms. Local … It is difficult enough to weigh a fish accurately in the field anyway – sand on the shore and waves afloat play havoc with any set of scales, and it is fiddly to weigh a live fish without harming it. Generally you can consider a 6 lb largemouth to be a trophy fish in the north and a 12lb/5.4 kilograms largemouth in the south would not be uncommon. Helpfully, he sent in a sample table, based on the simple method used by freshwater anglers for the Mona scale for pike and the Sturdy scale for salmon. You can use this table to find the approximate weight of a bass by simply measuring the length of the bass to the nearest 1/8th of an inch and then finding that corresponding weight. W = weight in pounds. Use this chart to estimate how much a blue or flathead catfish weighs. For example: a bass was caught measuring 16” and weighed 2 lbs. This website uses cookies to improve your experience. 24. The rest of the year, the bass simply will not grow any longer unless they are at or above 100%. To estimate weight of a specific bass, weigh in tenths of pounds and measure in inches to nearest ½ inch and then using the table above look up the relative weight of the bass length. Girth is also a significant factor and can vary the weight considerably. Several members, notably Donovan Kelley MBE and Nigel Hester, have demonstrated that these predictions can be refined considerably if you include the girth as well as the length into the calculation. Actually, that’s not entirely true – nowadays, American trout anglers, who are some of the most radical conservationists in the angling world, have turned largely to length as a way of recording their catch-and-return successes. Weight also can be estimated using only length measurements based on relationship between length and weight. Not surprisingly, a fat fish will probably weigh more than the average for its length, and a skinny fish less. So where does that leave us, as a Society which is firmly committed to conservation? * PLEASE NOTE: This is an estimate only. We could easily have shorted the girth an inch or two. Local variations could occur. You can either use the [, Adventures of an Expat Angler in Formosa RSS, Largemouth Bass Length to Weight Conversion Chart, I want to leave a comment directly on this site ». Enter your information below to add a new comment. If you measured the Length and Girth of your fish, now you can get the approximate weight using this calculator. Catch a big Missouri catfish? The basic formula for calculating the weight of a largemouth bass or smallmouth bass is: length x length x length divided by 1600. Striped Bass length to weight to Age Chart.