How you should be aware of  black flies and ticks bites if you live in an area where they are common. It’s possible to mistake a tick bite for a black fly bite.



Wood tick

If your pet exhibits unusual bites or markings, it is essential to contact your veterinarian immediately. It would be best if you took your dog to the vet immediately after a tick bite. This will ensure that they do not have Lyme disease.


Tick bite

It is officially the black fly season in the Blackstone Valley. Also, these are not to be ignored. Black flies can be a nuisance and a delicious feast for your pet. However, Black flies, tiny, biting insects, can be a problem for people and animals living, working, or playing near rivers and streams.

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Black fly

Black flies are not known to transmit diseases like ticks; their bites will not cause discomfort for your pet. Also, their bites can be more painful for humans. If you spot any of these bites, monitoring your pet and checking for signs is important.

  • Excessive irritation to the skin
  • Excessive chewing and licking of the bite site

Everyone believes tick bites should have the “bullseye” sign, but not all bites do. According to the Sutton Animal Hospital, Lyme disease symptom’s can vary from one bite to another. These are the symptoms of Lyme disease.

  • Spontaneous, shifting leg lameness that lasts between 3-4 days
  • Depression and loss of appetite
  • Reluctance To Move
  • Fatigue




Black fly bite

Black flies can be sensitive to weather conditions and are more active when there is low wind and cloudy days. In fact, itchy black fly bites can be painful and itchy. They are caused by the fly cutting a small hole in the skin to steal blood from people and animals. Flies bite around the eyes, ears, scalp, and sometimes on exposed legs and arms. The body’s allergic reaction to the saliva they inject during feeding causes pain and swelling.

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How to Tell if your dog has been bit by a black fly or tick?

The symptoms of blackfly bites on dogs are similar to tick bites. Also, Black fly mouthparts are anticoagulants and can cause dark spots around the bites. Although black fly bites aren’t usually dangerous, they can cause skin irritation and itchy skin. Moreover, B-fly bites can cause your dog to scratch more often. Excessive scratching can also lead to skin infections.

Because ticks can transmit diseases to dogs via tick saliva, they pose a greater threat to our pets than merely biting them. Symptoms of tick bites in dogs include:

  • Dogs who are lethargic and fatigued may be unable to focus or walk well.
  • Weight loss or decreased appetite
  • There may be red bumps and sores around the bite site. You should immediately take your dog to the veterinarian if you see black fluid around the tick bite.


How long does a black fly bite last on a dog?

blackfly bite on a pet should begin healing within a few days. Also, black fly bites that are fully healed will not produce any black discharge. Black discharge from a black fly bite in dogs signifies that the wound is not fully healed.

Tick bites may take several weeks or even months to heal completely. Sometimes, they may leave behind black crusty bumps that can be difficult to treat.



What to do if your dog has a black fly or tick bite?

Although black fly bites can be harmless, they can pose a risk of infection. You must take your dog to the vet if you suspect they have a black fly bite. Ticks can carry Lyme Disease or Rocky Mountain Spotted Fever. These diseases can be passed on to your dog by biting them. Moreover, If your dog has been bit by a tick, you should immediately take them to the vet. Do not hesitate to bring your tick or black fly to a veterinarian for an examination.

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How can black flies and ticks bites be prevented?

These are some tips to help you get started:

  • Please keep your dog safe from the black flies and keep them inside. Peak biting hours are usually between 10 and 5 pm.
  • Apply antibiotic ointment on the area affected by black fly bites If your dog is experiencing severe swelling, consult a veterinarian immediately.
  • After outdoor exploration, check your pet for ticks. Make sure to remove ticks using tweezers.
  • Get your dog checked immediately if you notice any symptoms.

To sum it all, a tick bite on a dog is usually not dangerous. However, they can irritate if left untreated. Tick bites can cause serious illness in pets and are often more severe.





In the warmer months, black flies and ticks can be common pests. Although the black fly is not dangerous, ticks can transmit pathogens to your dog and could endanger their lives. In fact, an allergic reaction is the most serious thing that could happen to your dog if it has been bitten. This usually happens within minutes. Infected bites, such as black fly or tick bites, can lead to infection. Keep the lesions clean with antibacterial cream. Moreover, if the tick was unattached for too long, granulomas might develop at the bite site. Also, granulomas can be surgically removed.


I’m a long-time animal lover and owner of two dogs and three cats. I grew up on a farm where we had all sorts of animals, from cows and horses to pigs and chickens. My love for animals led me to pursue a career in writing about them. I have been a pet care writer for over 5 years and have extensive knowledge of animal care, health, and behavior.

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