Invasive Species Ctr (@invsp) 's Twitter Profile
Invasive Species Ctr

@invsp

Prevent/reduce the spread of invasive species by connecting with stakeholders to catalyze invasive species management and communicate policy & science knowledge

ID: 888851240

linkhttp://www.invasivespeciescentre.ca calendar_today18-10-2012 13:37:48

6,6K Tweet

4,4K Followers

844 Following

Invasive Species Ctr (@invsp) 's Twitter Profile Photo

3 WEEKS TO GO! ๐Ÿ› ๏ธ Workshop: Protect the Greenbelt from Spotted Lanternfly ๐Ÿชฒ๐ŸŒฟ Learn how this invasive insect threatens Ontarioโ€™s Greenbelt + how you can help. ๐Ÿ—“๏ธ Aug 6 | 9:30โ€“11 AM | Hamilton, ON ๐Ÿ”— Register: bit.ly/4k9I2ao

3 WEEKS TO GO! ๐Ÿ› ๏ธ Workshop: Protect the Greenbelt from Spotted Lanternfly ๐Ÿชฒ๐ŸŒฟ

Learn how this invasive insect threatens Ontarioโ€™s Greenbelt + how you can help.

๐Ÿ—“๏ธ Aug 6 | 9:30โ€“11 AM | Hamilton, ON

๐Ÿ”— Register: bit.ly/4k9I2ao
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

๐ŸŒฟ Help Stop the Spread: Dispose of Garden Waste Safely ๐Ÿ—‘๏ธ ๐Ÿšซ Donโ€™t dump garden waste in natural areas โ™ป๏ธ Donโ€™t compost invasives โ€” seeds survive! ๐Ÿ›๏ธ Bag & trash invasive seeds/plants properly Learn more: bit.ly/4k9I2ao

๐ŸŒฟ Help Stop the Spread: Dispose of Garden Waste Safely ๐Ÿ—‘๏ธ

๐Ÿšซ Donโ€™t dump garden waste in natural areas
โ™ป๏ธ Donโ€™t compost invasives โ€” seeds survive!
๐Ÿ›๏ธ Bag & trash invasive seeds/plants properly

Learn more: bit.ly/4k9I2ao
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

๐Ÿšซ๐Ÿชฑ Earthworms are an invasive species in North America that consume the topmost layers of forest soil โ€“ destroying leaf litter, changing the physical and chemical properties of the soil & increasing plant mortality. See more ways to prevent the spread: bit.ly/3Ehk7nq

๐Ÿšซ๐Ÿชฑ Earthworms are an invasive species in North America that consume the topmost layers of forest soil โ€“ destroying leaf litter, changing the physical and chemical properties of the soil & increasing plant mortality.

See more ways to prevent the spread: bit.ly/3Ehk7nq
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

Tree of heaven (Ailanthus altissima) spreads fast + supports spotted lanternfly. ๐Ÿ“ Spot it? Report to EDDMapS.org ๐Ÿชต Grey bark like cantaloupe skin ๐Ÿƒ Large leaves with glandular teeth ๐Ÿ‘ƒ Strong, unpleasant smell Learn more: bit.ly/3xpLtHi

Tree of heaven (Ailanthus altissima) spreads fast + supports spotted lanternfly.
๐Ÿ“ Spot it? Report to EDDMapS.org
๐Ÿชต Grey bark like cantaloupe skin
๐Ÿƒ Large leaves with glandular teeth
๐Ÿ‘ƒ Strong, unpleasant smell
Learn more: bit.ly/3xpLtHi
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

๐ŸŒŠ Paddle with a Purpose! Help monitor invasive European Water Chestnut & learn about other aquatic invaders. ๐Ÿ“… Sat, July 26 | 9โ€“11:30 AM ๐Ÿ“ EC Brown Conservation Area ๐Ÿ›ถ BYO Boat Register: bit.ly/4m0SOBi

๐ŸŒŠ Paddle with a Purpose!
Help monitor invasive European Water Chestnut & learn about other aquatic invaders.

๐Ÿ“… Sat, July 26 | 9โ€“11:30 AM
๐Ÿ“ EC Brown Conservation Area
๐Ÿ›ถ BYO Boat

Register: bit.ly/4m0SOBi
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

The ISC is hiring for a 1-year positions based in Sault Ste. Marie - Communications Internโ€ฏ Key responsibilities include creating communications materials which improve public understanding of biodiversity & invasive species in Canada ๐Ÿ”—bit.ly/3mkm4Ub

The ISC is hiring for a 1-year positions based in Sault Ste. Marie - Communications Internโ€ฏ

Key responsibilities include creating communications materials which improve public understanding of biodiversity & invasive species in Canada ๐Ÿ”—bit.ly/3mkm4Ub
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

WEBINAR TOMORROW! Great Lakes Sea Lampreys: From Crisis to Control With Ross Shaw, Great Lakes Fishery Commission ๐Ÿ—“๏ธ 11:00 AM ET Register: bit.ly/4nF704x

WEBINAR TOMORROW! 
Great Lakes Sea Lampreys: From Crisis to Control
With Ross Shaw, Great Lakes Fishery Commission

๐Ÿ—“๏ธ 11:00 AM ET
Register: bit.ly/4nF704x
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

๐Ÿ› ๏ธ Free Workshop: Protect Ontarioโ€™s Greenbelt from the Spotted Lanternfly! ๐Ÿ“… Aug 6 | โฐ 9:30โ€“11AM ๐Ÿ“ The Gasworks, Hamilton ๐Ÿ“š Learn how it spreads, its impact, & how to help โ˜• Refreshments included ๐Ÿ”— Register: bit.ly/4k9I2ao

๐Ÿ› ๏ธ Free Workshop: Protect Ontarioโ€™s Greenbelt from the Spotted Lanternfly!
๐Ÿ“… Aug 6 | โฐ 9:30โ€“11AM
๐Ÿ“ The Gasworks, Hamilton
๐Ÿ“š Learn how it spreads, its impact, & how to help
โ˜• Refreshments included
๐Ÿ”— Register: bit.ly/4k9I2ao
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

Tree of Heaven is a fast growing invasive tree that supports the spotted lanternfly. It is often confused with native trees, such as black walnut, staghorn sumac, and ash. Report sightings to EDDMapS.org. More: bit.ly/3xpLtHi

Tree of Heaven is a fast growing invasive tree that supports the spotted lanternfly. It is often confused with native trees, such as black walnut, staghorn sumac, and ash. Report sightings to EDDMapS.org. 
More: bit.ly/3xpLtHi
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

Applications are open for ICAIS 2026 Oyster Program bursaries! These bursaries provide financial support to attend the conference, offering recipients a chance to advance their careers in AIS through networking & collaboration. Apply before Sept 26. bit.ly/4kEniHV

Applications are open for ICAIS 2026 Oyster Program bursaries! These bursaries provide financial support to attend the conference, offering recipients a chance to advance their careers in AIS through networking & collaboration. Apply before Sept 26. bit.ly/4kEniHV
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

Happy Moth Week! Celebrate by joining a global community science effort to track moths in your area. Did you know public sightings help track invasive species like spongy moths and box tree moths? ๐Ÿ“ธ Spot one? Report it: EDDMapS.org ๐Ÿ”More: bit.ly/3ajva1k

Happy Moth Week!
Celebrate by joining a global community science effort to track moths in your area.
Did you know public sightings help track invasive species like spongy moths and box tree moths?
๐Ÿ“ธ Spot one? Report it: EDDMapS.org
๐Ÿ”More: bit.ly/3ajva1k
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

๐ŸŒŠ Paddle with a Purpose! ๐Ÿ“… Tomorrow at 9-11:30 am ๐Ÿ“ EC Brown Conservation Area Boat Launch ๐Ÿ›ถ Bring Your Own Boat Join us tomorrow on the Welland River to support the European Water Chestnut Rapid Response Team in monitoring for invasive species. bit.ly/4m0SOBi

๐ŸŒŠ Paddle with a Purpose! 
๐Ÿ“… Tomorrow at  9-11:30 am
๐Ÿ“ EC Brown Conservation Area Boat Launch
 ๐Ÿ›ถ Bring Your Own Boat

Join us tomorrow on the Welland River to support the European Water Chestnut Rapid Response Team in monitoring for invasive species.  bit.ly/4m0SOBi
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

๐ŸŒณ Oak Tree Alert: Avoid pruning oaks Aprilโ€“Nov to prevent oak wilt. โœ‚๏ธ If pruning is absolutely necessary, seal cuts right away with paint or shellac. ๐ŸŒช๏ธ Storm damage? Seal wounds ASAP. ๐ŸŒณHelp keep oak trees healthy! Learn more here: ๐Ÿ”— bit.ly/2ZGOYFn

๐ŸŒณ Oak Tree Alert: Avoid pruning oaks Aprilโ€“Nov to prevent oak wilt.
โœ‚๏ธ If pruning is absolutely necessary, seal cuts right away with paint or shellac.
๐ŸŒช๏ธ Storm damage? Seal wounds ASAP.
๐ŸŒณHelp keep oak trees healthy! Learn more here: 
๐Ÿ”— bit.ly/2ZGOYFn
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

๐Ÿฆ‹ Itโ€™s #MothWeek! Join this global event by sharing moth sightings and helping track invasive species like spongy moths & box tree moths. ๐Ÿ“ธ Spot an invasive species? Snap a pic & report it to EDDMapS.org ๐Ÿ”— For more info, click here: bit.ly/3ajva1k

๐Ÿฆ‹ Itโ€™s #MothWeek! Join this global event by sharing moth sightings and helping track invasive species like spongy moths & box tree moths.

๐Ÿ“ธ Spot an invasive species? Snap a pic & report it to EDDMapS.org
๐Ÿ”— For more info, click here: bit.ly/3ajva1k
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

๐Ÿšซ๐ŸŒฟ Invasive Plant Alert: Japanese Knotweed Donโ€™t be fooledโ€”this bamboo look-alike is a highly aggressive invasive! It spreads fast, damages ecosystems & infrastructure. ๐ŸŸข Hollow stems ๐ŸŒผ Small white flowers ๐Ÿƒ Zigzag leaves ๐Ÿ”— Learn more: bit.ly/45gZ3f2

๐Ÿšซ๐ŸŒฟ Invasive Plant Alert: Japanese Knotweed
Donโ€™t be fooledโ€”this bamboo look-alike is a highly aggressive invasive! It spreads fast, damages ecosystems & infrastructure.
๐ŸŸข Hollow stems
๐ŸŒผ Small white flowers
๐Ÿƒ Zigzag leaves
๐Ÿ”— Learn more: bit.ly/45gZ3f2
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

๐Ÿ› ๏ธ Free Workshop: Protect the Greenbelt from Spotted Lanternfly ๐Ÿ“… Aug 6 | โฐ 9:30โ€“11AM ๐Ÿ“ The Gasworks, Hamilton Learn how to spot, stop & report this invasive pest. โ˜• Refreshments included Supported by the Greenbelt Foundation ๐Ÿ”— Register: bit.ly/4k9I2ao

๐Ÿ› ๏ธ Free Workshop: Protect the Greenbelt from Spotted Lanternfly
๐Ÿ“… Aug 6 | โฐ 9:30โ€“11AM
๐Ÿ“ The Gasworks, Hamilton
Learn how to spot, stop & report this invasive pest.
โ˜• Refreshments included
Supported by the Greenbelt Foundation
๐Ÿ”— Register: bit.ly/4k9I2ao
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

The 2025 Beech Leaf Disease Monitoring Network Reporting Campaign is open! Submit a report of Beech Leaf Disease in Ontario between up until July 31, 2025, and youโ€™ll be entered to win a Community Science Monitoring Prize Pack. ๐Ÿ“ Learn more and enter: bit.ly/3E4MCYA

Invasive Species Ctr (@invsp) 's Twitter Profile Photo

๐ŸŒŠ Headed to the lake this long weekend? Donโ€™t forget to Clean, Drain, Dry your boat and gear before hitting the road! ๐Ÿ”—bit.ly/44poxWA

๐ŸŒŠ Headed to the lake this long weekend? Donโ€™t forget to Clean, Drain, Dry your boat and gear before hitting the road!

๐Ÿ”—bit.ly/44poxWA
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

Donโ€™t give Phragmites a free ride this summer! Its seeds stick to boats, boots, bikes, and more. If gear isnโ€™t cleaned, the plant can spread and take over wetlands and trails. Clean your equipment to help stop the spread. Learn more: ontariophragmitesaction.ca

Donโ€™t give Phragmites a free ride this summer! Its seeds stick to boats, boots, bikes, and more. If gear isnโ€™t cleaned, the plant can spread and take over wetlands and trails. Clean your equipment to help stop the spread. Learn more: ontariophragmitesaction.ca
Invasive Species Ctr (@invsp) 's Twitter Profile Photo

Help keep Lake Simcoe recreation-ready for your future adventures! Clean, drain, and dry your boats/watercraft and gear to prevent the spread of invasive water soldier. Plus - itโ€™s the law to clean, drain, dry your boats/watercrafts in Ontario. Learn more: bit.ly/3YNh9RT

Help keep Lake Simcoe recreation-ready for your future adventures! Clean, drain, and dry your boats/watercraft and gear to prevent the spread of invasive water soldier. Plus - itโ€™s the law to clean, drain, dry your boats/watercrafts in Ontario. Learn more: bit.ly/3YNh9RT