Types of Pool Bugs That Bit (and Don't) | Information and Facts - Plague Samurai (2023)

A dip in the pool with the family is more fun when there are no swimming bugs in the pool. Most of these so-called pool bugs can be annoying and should be kept away from young children. However, some of them are considered useful because they bring balance to the ecosystem.

What Kinds of Pool Bugs Bite and Which Don't?The types of pool bugs that bite are back swimmers, giant water bugs, and predatory diving beetles. Water bugs that do not bite in swimming pools include water gnats, water boaters, and water mites.

Some of these pool bugs look alike and have similar behavior. Looking at pictures of bugs in the pool can only confuse you.

Because of this, you need to know how to properly identify them before taking any action. In this guide you will learn all about pool bugs and how to get rid of them.

Table of contents

Pool bugs that don't bite

1. Water Pilgrim

Types of Pool Bugs That Bit (and Don't) | Information and Facts - Plague Samurai (1)

Water striders are small aquatic insects belonging to the Gerridae in the order Hemiptera.You have several othersnamessuch as water bugs, water spiders, water skaters, water jumpers, water scooters, pond gliders and jesus beetles. These real insects are so named simply because they can walk on water.

Interestingly, water striders can also dive underwater and breathe with the air trapped in the hairs on their bodies.

After diving to avoid predators, these jesus beetles can swim to the top at an impressive 3 feet per second. Most water striders can fly, allowing them to land in ponds and ponds.

How are water striders?

Water striders measure 3/16 to 3/4 inches. (4.7 to 19mm)Largo, flattened, dark brown or black, and six thin legs.Its front legs are very short while its middle and hind legs are very long. Both pairs of legs have anteapic hair and claws that are curved at the end, making them the best water bug skaters.

How can waders walk on water without sinking?

Water striders can walk on water due to several factors.The hydrophobic (water-repellent) hairs on their four pairs of legs can trap small air pockets, allowing them to swim in water.

Their thin but strong legs are evenly distributed over a very large area, allowing them to walk on water without sinking.

What do water gnats eat?

Water striders eat live or dead insects and larvae, including dragonflies and mosquitoes.These predatory insects grasp and hold their prey as it approaches the water surface with both of its front legs and sucks its juices.

(Video) How Mosquitoes Use Six Needles to Suck Your Blood | Deep Look

They can also eat small dead animals on the water surface and algae growing in a swimming pool.

Are water gnats harmful to humans?

Water gnats are not harmful to humans as they do not sting or sting.These pool bugs also do not transmit infectious diseases or damage property. Therefore they are not dangerous. And because jesus beetles prey on mosquitoes, they are considered beneficial insects, not pests.

2. Bootsmann

Types of Pool Bugs That Bit (and Don't) | Information and Facts - Plague Samurai (2)

Skippers are true aquatic insects that belong to the family Corixidae and are also in the order Hemiptera.They are often confused with backstroke swimmers because they have similar shapes.

Both can also swim and dive underwater, but they have many differences, including behavior and habitat.

Like backswimmers, boaters can create a very loud noise underwater through a process called stridulation. A male sailor rubs his penis against his abdomen to attract mates.

A study found that the sound can reach up to 99.2 decibels, making the bosun the loudest animal on earth.

How are the boatmen doing?

Waterboats have flat, elongated, oval bodies and are 3/16 to 3/8 inches (4.7 to 9.5 mm) long.Boaters have six legs, but the two pairs of hind legs resemble the oars on a boat, hence the name.

Meanwhile, its front legs also have fine fur and look like a spoon, but are much shorter than its hind legs.

The back of the skipper is dark brown with narrow, parallel transverse lines, while the underside is light. Like other aquatic animals, this coloration protects them from predators from above because they appear like a dark surface. On the other hand, predators below them only see them as a reflection of the sky.

What do water sports enthusiasts eat?

Water travelers eat algae, diatoms, nematodes, protozoa, and small insects such as mosquitoes and mosquito larvae.They swim upside down at the bottom of the water in search of food, which is why they are also called foragers. They use their tube-like mouthparts to suck juices from their prey.

Are water boats harmful to humans?

Water boats are not harmful to humans as they do not bite or sting.Their mouthparts are incapable of biting human skin. They are also clumsy when they come out of the water.

These non-predatory water bugs also do not transmit disease and are therefore not dangerous. Therefore, they are considered beneficial in swimming pools.

3. Water mites

Types of Pool Bugs That Bit (and Don't) | Information and Facts - Plague Samurai (3)

Relying on pool mite photos alone can be confusing as there are several species of pool mites, but the most common is the water mite.Scientifically known as hydrachnidia, water mites are aquatic insects belonging to the order Trombidiformes.They are closely related to scorpions, spiders and ticks.

Most species of water mites live in fresh water such as lakes, ponds and even swimming pools. Their larvae attach themselves to nymphs of dragonflies, mosquitoes, horseflies and other aquatic insects such as boaters until they become adults. In short, these insects contribute to the spread of water mites.

(Video) The SCARIEST YouTube Shorts On The Internet..

How are water mites?

Water mites are similar to spiders in that most species have eight legs.However, the head, thorax, and abdomen are fused rather than segmented.

They have red, flat, round bodies about 2-3 mm in diameter and two very closely set eyes. Some species have a third eye.

Water mites, which live in still, stagnant water, have hair on their feet to swim over larger areas. On the other hand, those that live in flowing waters have very hard claws on their legs to withstand the strong current. As soon as you see them in your pool, they appear to be walking on the water.

What do water mites eat?

In general, water mite larvae feed on aquatic microorganisms (zooplankton) and insect larvae.They live and grow inside their hosts, gradually eroding their health.

But although most of them are parasites, some species also eat plants or detritus. Meanwhile, adults use their mouthparts to grab and suck their juices.

Are water mites harmful to humans?

Water mites are not harmful to humans as they do not feed on human blood.They are parasites, but only on their food sources, and they do not transmit infectious diseases. Aside from that, water mite larvae are generally not exposed to humans as they live on their hosts. Besides, adults aren't dangerous either.

biting pool bugs

1. Schwimmer

Types of Pool Bugs That Bit (and Don't) | Information and Facts - Plague Samurai (4)

Backswimmers belong to the Notonectidae family.Scientifically known asNotonecta glauca, a common swimmer swims upside down in the water, making it unique among other pool creatures. They can also make noises, but not as loud as boatmen's, to attract underwater mates.

Backswimmers are also known as large waterflyers and are good flyers. However, they must first get out of the water and get around the body before they can fly.

As adults, these water bugs hide in vegetation, often hanging at the edge of aquatic plants. But they can also be found in ponds and swimming pools.

What are backstroke swimmers like?

Backswimmers are much larger than boaters.They are dark red, about 16mm long, have large eyes and a triangular body, making them look more like a boat than a boatswain.

These soft-bodied insects have a front-to-back cross-section and a keel-shaped top that helps them swim quickly on their backs.

Unlike boaters, who have a beak fused to the head, hindswimmers have a four-pronged beak. Like skippers, they have three pairs of slender legs.

Its front legs are also much shorter than its four hind legs. They also have piercing mouthparts that they use to suck bodily fluids from their prey.

What do backstroke swimmers eat?

Pool swimmers feed on various aquatic organisms such as water fleas.These ambush predators also eat mosquito larvae and small vertebrates.Animalssuch as tadpoles and small fish.


They use their front paws to catch their prey and hold it with their middle paws, making it difficult for their unsuspecting prey to escape.

Are backstroke swimmers harmful to humans?

Backswimmers can be harmful to humans, but only if mismanaged.While not dangerous, a swimmer's bite is painful and can cause a burning sensation on the skin. The pain can be compared to a bee sting, which is why swimmers are also named after water wasps and water bees.

2. Giant water beetle

Types of Pool Bugs That Bit (and Don't) | Information and Facts - Plague Samurai (5)

Giant water bugs are freshwater insects of the order Hemiptera.These larger true insects belong to the genus Belostoma or the genus Lethocerus. They are commonly found in lakes, ponds, shallow bodies of water with lots of vegetation, streams, pools, and other bodies of water with still or slow-moving water.

Giant water bugs, also known as electric light bugs, are strongly attracted to lights at night. Therefore, they can also be seen on docks and parking lots with bright lights.

Surprisingly, the females do not raise the young. Instead, Lethocerus males guard the eggs until they hatch, and Belostoma males carry them on their backs.

What do giant water bugs look like?

As the name suggests, giant water bugs are very large, measuring around 2 ½ inches in length.In fact, the Lethocerus maximus was included in the Guinness World Records as the world's largest aquatic insect, measuring 11.5 cm (4.53 in) in length. However, some species can only grow to an inch in length.

Giant water bugs are brown, with flat, elongated bodies that are pointed at both ends. These huge creatures also have short beaks and predatory front legs to grab their prey. His second and third pairs of flat feet are adapted for swimming. They also have two abdominal appendages that they use to breathe underwater.

What Do Giant Water Bugs Eat?

Giant water bugs eat crickets, fish, small snakes, small frogs, tadpoles and small turtles.These ambush predators also eat their aquatic insects and fluffy ducklings. These powerful fliers capture their unconscious prey by injecting them with poisonous paralyzing enzymes and sucking out their bodily fluids and digestive juices.

Are giant water bugs harmful to humans?

Giant water beetles, nicknamed toebiters, will bite humans if mishandled. A giant insect bite can be quite painful.Luckily, these pool bugs don't carry disease and aren't harmful.Giant water bugs are not to be confused with oriental cockroaches (Blatta orientalis), also known as water bugs.

3. Carnivore beetle

Types of Pool Bugs That Bit (and Don't) | Information and Facts - Plague Samurai (6)

Carnivore beetles are aquatic beetles belonging to the familyDytiscidae, which means “submersible” in Greek.

As the largest family of aquatic beetles, there are about 4,300 species of predatory diving beetles worldwide excluding Antarctica, of which about 500 are found in North America.

As fast swimmers, these water beetles are mainly found in lakes, ponds, streams, bird baths and swimming pools.

Before diving into the water, they trap air between their wings and body, allowing them to stay submerged for at least 10 minutes. They have also been known to stay underwater for 36 hours!

What are predatory diving beetles like?

Carnivore beetles vary in color and size depending on the species.They can be golden, red, black, brown, or dark green, but some species can be lighter colors.

(Video) Among Us Seeing The Imposter Vent #Shorts

Adults can grow to 1 1/2 inches or more in length, with a smooth, oval, streamlined body, large eyes, wire-like antennae, and six powerful legs.

Adult predatory diving beetles kick theirsreturnLegs at the same time while swimming underwater. Interestingly, these adults also have wings, but they are quite clumsy at flying.

Their larvae (also called water tigers), on the other hand, are five centimeters long. They can also swim and suck air through their blowholes.

What do predatory diving beetles eat?

As the name suggests, predatory beetles are predators and have terrible eating habits.Adults and larvae eat small fish, snails, tadpoles, and generally attack prey larger than themselves.

These carnivorous water beetles use their sharp jaws to inject enzymes into their prey and then ingest their bodily fluids.

Are predatory diving beetles harmful to humans?

Carnivore beetles are not considered harmful, but they can bite people if not handled carefully.They do not transmit disease or inject venom into humans, and their bites are quite painful but bearable.

And since these aquatic bugs eat fish and some aquatic insect pests, they can be both beneficial and harmful.

How to get rid of pool bugs naturally?

As you probably already know, most pool bugs are not pests, but they can be a nuisance. Their presence can make pools look less attractive and dirty.

But instead of killing them, it's better to remove their food sources. To get rid of pool bugs, here are some simple things you can do:

  • If there are few insects in the pool, dissolve the soap in the water and spray the mixture directly on them. This will prevent them from getting into the water.
  • Make sure the pH of your pool is between 7.3 and 7.6. A higher pH means the water has too much alkalinity, reducing the effectiveness of the chlorine and causing algae growth. Test pH and chlorine levels regularly with a reliable two-way test kit such asWWD POOL Pool Spa Water Chemicals Test Kit. Results are more accurate than test strips.
  • Shock your pool. It means adding chlorine to kill algae and bacteria and remove impurities from the water. The pool cleaning is usually done at night and the pool pump has to run. Use reliable shock treatment such asChlor-Poolreiniger HTH Super Shock Treatment.
  • To prevent other insects from approaching the water, cut branches near the pool and remove smaller plants nearby.
  • Bed bugs and pool bugs are attracted to bright light, causing them to fall into the pool. Replace them with low voltage incandescent bulbs.


In general, pool bugs are harmless, although some of them can bite people. Don't panic if you see them in the water. So far, the best way to prevent pool bugs is with proper pool maintenance. When using public pools, shower before entering and avoid swallowing pool water.

Related: How do you get rid of water bugs in your pool? | control and prevention

font list

Field Guide to Common Texas Insects - Insect Orders: Water Striders. . . . Texas A&M University.

Expansion of the IPM house and garden cooperative: Pilgrims of the water. University of Maine.

Water sports enthusiasts, back swimmers(2009). University of Wisconsin-Milwaukee.


Bateman, C., Hulcr, J. (2019).Pet predatory beetles and the self-cleaning aquarium. University of Florida.

predatory diving beetle (water tiger). Missouri Department of Conservation.


1. Top 10 ZOMBIE Parasites (Warning: It's a bit graphic...)
2. Behind The Voices - Celebrities Collection (MrBeast, Charli D'Amelio, Jojo Siwa)
3. Things You Will See for the First Time in Your Life - Part 9
4. Strange Natural Phenomena That Happened On Earth
(Mind Boggler)
5. we miss old pixel gun 3d😕 #shorts
6. The Forgotten Plague - DANCE MANIA!
(Today I Found Out)
Top Articles
Latest Posts
Article information

Author: Arline Emard IV

Last Updated: 11/26/2022

Views: 5968

Rating: 4.1 / 5 (72 voted)

Reviews: 87% of readers found this page helpful

Author information

Name: Arline Emard IV

Birthday: 1996-07-10

Address: 8912 Hintz Shore, West Louie, AZ 69363-0747

Phone: +13454700762376

Job: Administration Technician

Hobby: Paintball, Horseback riding, Cycling, Running, Macrame, Playing musical instruments, Soapmaking

Introduction: My name is Arline Emard IV, I am a cheerful, gorgeous, colorful, joyous, excited, super, inquisitive person who loves writing and wants to share my knowledge and understanding with you.