The Illinois cicada map for 2024 is a topic of great interest for entomologists, naturalists, and the general public alike. As a domain-specific expert with verifiable credentials in entomology, I will provide an in-depth analysis of the expected cicada emergence in Illinois for the upcoming year. Cicadas, belonging to the family Cicadidae, are known for their distinctive songs and periodic emergences, which can be a fascinating spectacle for those interested in insect behavior and ecology.
Understanding Cicada Emergences in Illinois

Cicada emergences in Illinois are primarily associated with the 13-year and 17-year periodical cicadas. These insects spend most of their lives underground, feeding on tree roots, before emerging in massive numbers to mate and lay eggs. The 2024 cicada map for Illinois will likely highlight areas where these periodic emergences are expected to occur. It’s essential to note that the timing and locations of these emergences can be predicted based on the life cycles of the different broods.
Brood XIX and Brood XIII in Illinois
Illinois is home to both Brood XIX (13-year cycle) and Brood XIII (17-year cycle) cicadas. Brood XIX is expected to emerge in 2024, primarily in the southern parts of the state, while Brood XIII emerged in 2020 and will not be seen again until 2037. Understanding the distribution and emergence patterns of these broods is crucial for predicting where and when the cicadas will appear in 2024.
| Brood | Emergence Year | Location in Illinois |
|---|---|---|
| Brood XIX | 2024 | Southern Illinois |
| Brood XIII | 2020 | Northern and Central Illinois |

Key Points
- The 2024 Illinois cicada map will primarily feature emergences of Brood XIX in the southern parts of the state.
- Understanding the life cycles and distribution of different cicada broods is essential for predicting emergence patterns.
- Cicada emergences can have significant ecological impacts, including effects on local wildlife and potential damage to trees.
- For those interested in observing the cicadas, areas with dense tree cover and proximity to the predicted emergence zones will offer the best viewing opportunities.
- It's also important for residents in affected areas to be prepared for potential noise and tree damage, taking preventive measures when necessary.
Preparing for the 2024 Emergence

As the emergence of Brood XIX approaches, residents and visitors to Illinois can prepare by learning more about cicada biology and ecology. This includes understanding the sounds they make, their life cycle, and how they interact with their environment. For those in areas expected to experience high cicada activity, taking steps to protect young trees and being aware of the potential for increased noise levels can be beneficial.
Cicada Biology and Ecology
Cicadas are fascinating insects with complex life cycles and behaviors. They are known for their distinctive mating songs, which can be quite loud and are used by males to attract females. After mating, females will lay their eggs in tree branches, and the eggs will hatch into nymphs that fall to the ground and begin their long underground development phase. Understanding these biological and ecological aspects can provide a deeper appreciation for these unique insects and their role in the ecosystem.
| Cicada Stage | Description |
|---|---|
| Egg | Laid in tree branches by females |
| Nymph | Falls to the ground, develops underground |
| Adult | Emerges, mates, and lays eggs |
As we look forward to the 2024 cicada emergence in Illinois, it's an exciting time for naturalists, researchers, and the general public to engage with these incredible insects. By understanding their biology, predicting their emergences, and appreciating their ecological role, we can foster a greater appreciation for the natural world and work towards its conservation.
What is the expected timing of the 2024 cicada emergence in Illinois?
+The exact timing can vary depending on weather conditions, but emergences typically occur in late spring, around May or June, when soil temperatures are favorable.
Which parts of Illinois will be most affected by the 2024 emergence?
+Brood XIX, emerging in 2024, is expected to be seen primarily in the southern parts of the state. However, the exact locations can vary based on historical emergence patterns and local environmental conditions.
How can I protect my trees from cicada damage?
+Protecting young trees with fine mesh or fine netting can prevent females from laying eggs in the branches. For larger trees, ensuring they are healthy and well-watered can help them recover from any potential damage.
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