Pasture Wireworm

Pasture Wireworm

Conoderus exsul

Daily sighting probability <5% · Rare
at San Diego

In 3 days ~10% in a week ~20%

28 Verified sightings at San Diego
July Best month

About the Pasture Wireworm

Monocrepidius exsul, known generally as the pasture wireworm or sugarcane wireworm, is a species of click beetle in the family Elateridae. It is native to New Zealand, Australia and Hawaii. It has been introduced to North America and to Europe, such as France and Spain.

Monocrepidius exsul are large click beetles with sexual size dimorphism as adults. Males are 8.5–12 mm (0.33–0.47 in) in length, while larger females are 11–13 mm (0.43–0.51 in) in length. Adults have elongated and narrow bodies with a cylindrical or flat body. They can be brown or black in colour.

The larvae of Monocrepidius exsul are white when young, however they become more cream in colour through moults. A full grown larvae can be 15–19 mm (0.59–0.75 in) long and 2.2–2.8 mm (0.087–0.110 in) wide. Pupae are opaque white at the start, but over time begin to appear cream in colouration with dark spots. These can vary from 8–14 mm (0.31–0.55 in) in length and 2.5–3.4 mm (0.098–0.134 in) in width.

Monocrepidius exsul are omnivores; they feed on plants and insects. Such as wheat seeds, grass grub, and larvae of white-fringed weevil and soldier flies. In Hawaii and Australia, Monocrepidius... Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Auckland 🇳🇿 New Zealand
<5%
2 Austin 🇺🇸 United States
<5%
3 San Diego 🇺🇸 United States
<5%
4 Los Angeles 🇺🇸 United States
<5%
5 San Francisco 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Pasture Wireworm in San Diego?

Rare

Under 5% of wildlife watchers report a Pasture Wireworm sighting in San Diego on a given day, based on 28 verified sightings from GBIF citizen-science data. It is the 248th most-seen of the 693 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.

When is the best time to see a Pasture Wireworm in San Diego?

July

In that month about 10% of wildlife watchers report a Pasture Wireworm in San Diego on a given day, against under 5% in August to June, the lowest months. That is one of San Diego's driest months, with almost no rain against 55 mm in February.

Is San Diego the best place to see a Pasture Wireworm?

Among the best

Of the 5 cities where we can rate Pasture Wireworm sightings, San Diego ranks 3rd at under 5%, level with the leaders once rounded. The best odds are in Auckland (New Zealand, under 5%) and Austin (United States, under 5%).

Where does the Pasture Wireworm sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Pasture Wireworm is recorded against all the insects logged in San Diego (28 verified sightings), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.

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