See All Pond Management

This article summarizes the occurrence of PFAS in surface water sources and fish

This resource can help pond and lake owners manage their water resources.

Non-native species pose a risk to the health of our waterways.

This article describes the northern snakehead (Channa argus), an invasive fish found in bodies of water across the Mid-Atlantic.

When plants and algae grow abundantly, pond and lake owners often think about ways to eliminate the offending plant. Nutrient control is the long term solution.

This article discusses what harmful algal blooms (HABs) are and summarizes quick identification tips, water testing, and bloom control methods.

The installation of appropriate vegetation alongside consistent water quality and nutrient management are key to maintaining a sustainable aquatic garden.

Information on the role of various agencies and permits that may be required for construction or maintenance of earthen ponds.

An explanation of basic pond measurements that are vital to pond management practices.

In the winter, the water gets much colder, and ice may cover the top of the pond for an extended period. This can lead to what is called "winterkill."

Pond leaks are a very common pond management problem in Pennsylvania. This article introduces the steps for determining if a pond is leaking and tips for repairing leaks.

Duckweed and watermeal are free-floating aquatic plants that are commonly encountered in Pennsylvania. They are usually found in nutrient-rich ponds with stagnant or little flow.

Mosquito fern is a Pennsylvania native waterfern that can be a nuisance in your pond.

Fish kills are common in many ponds. This article describes common reasons for fish kills in different seasons.

Coontail is a common aquatic plant in Pennsylvania ponds and lakes. It has whorls of stiff leaves that get more compact toward the end of the stem.

This information explains how to use grass carp for biological aquatic vegetation control.

Nitella and Chara look like rooted, aquatic plants, but both are actually a form of algae.

Dozens of fish species are suitable for stocking in Pennsylvania ponds, but some species are usually more successful than others.

The European Water chestnut has nothing to do with the edible variety. It is a rooted aquatic plant that can dominate ponds, shallow lakes, and rivers.

Elodea is one of the few pond plants that can remain green all winter long.

This article discusses some of the critical components of a typical pond that should be identified and inspected before tackling pond management issues.

One of more than 20 pondweed species (Potamogetons) that occur in Pennsylvania, this invasive plant from Europe frequently grows to nuisance levels in ponds.

One of the most common native, submerged pond plants in Pennsylvania.

Different species of filamentous algae exist, but all have a similar growth habit. These algae begin growth in the winter and early spring on the pond bottom.

Eurasian Milfoil is an invasive, nonnative plant with long stems, often reaching the surface, with feather-like leaves in whorls of 4 or 5 around the stem.