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Fish Relative Weight Calculator

Relative weight is an index used by fisheries biologists to determine if a fish is in good condition, fat, or thin. It is calculated by dividing the weight of a fish by the expected weight for a fish of the same species at the same length g…

1 min read

SerPIE: What’s in your soil and water?

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What’s in your soil and water?
What can I do to help?

SerPIE-ASEMP for Undergraduates
Science Video Resource Library

Pollution of soil and water resources by pharmaceuticals and…

1 min read

Removal of Unwanted Fish in Recreational Fish Ponds

Removal of Unwanted and Overpopulated Species of Fish is part three of seven in the Management of Recreational Fish Ponds series.

Fish populations in poorly managed ponds usually become out of balance and may become contaminated with unw…

3 min read

Weed Control and Wildlife Enhancement in Recreational Fish Ponds

Weed Control and Wildlife Enhancement is part seven of seven in the Management of Recreational Fish Ponds series.

Aquatic weeds are a common problem in farm ponds. Some aquatic vegetation might be good for the pond. Rooted aquatic vegeta…

10 min read

Evaluation of Pond Balance in Recreational Fish Ponds

Evaluation of Pond Balance is part six of seven in the Management of Recreational Fish Ponds series.

Managers should conduct an evaluation of bond balance every 1 to 2 years if fishing quality is unsatisfactory. District fisheries biolog…

2 min read

Fertilization and Liming in Recreational Fish Ponds

Fertilization and Liming is part four of seven in the Management of Recreational Fish Ponds series.

Fertilization provides planktonic algae with nutrients for growth much the same as fertilizing pasture increases grass yields. Proper f…

6 min read

Harvesting and Record Keeping in Recreational Fish Ponds

Harvesting and Record Keeping is part five of seven in the Management of Recreational Fish Ponds series.

Ponds should not be fished for at least 1 year after bass are stocked to let the bass reproduce. Once fishing begins, harvest the ba…

3 min read

Pond Construction and Watershed Management in Recreational Fish Ponds

Pond Construction and Watershed Management is part one of seven in the Management of Recreational Fish Ponds series.

Alabama has about 250,000 small ponds covering more than 134,000 acres. Ponds are usually built for several purposes: ir…

6 min read

Using Grass Carp to Control Weeds in Alabama Ponds

Controlling vegetation in ponds is critical to good management. Too much vegetation interferes with fishing, swimming, and boating. Nutrients that could be stimulating algae, which effectively support fish production, are used by weedy plan…

6 min read

Relative Weight: An Easy-to-Measure Index of Fish Condition

Fisheries biologists use many different tools and techniques to determine the proper management of fish populations in our lakes, streams, and ponds. Some of these techniques are fairly simple and can be used by pond owners to help manage t…

3 min read

Species Selection and Stocking in Recreational Fish Ponds

Species Selection and Stocking is part two of seven in the Management of Recreational Fish Ponds series.

The choice of fish to stock depends on the pond owner’s goals and on the resources available. It is very difficult to manage a pon…

3 min read