Cooperative Extension San Joaquin County
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Cooperative Extension San Joaquin County

Posts Tagged: Lasioglossum

No Sweat? Yes, Sweat!

Sweat bees from the genus  Lasioglossum on an Iceland poppy. This image was taken with a NIkon D800 with a 60mm macro lens. (Photo by Kathy Keatley Garvey)

Ever seen a mob of tiny sweat bees? The bees below, from the genus Lasioglossum  (as identified by native pollinator specialist Robbin Thorp, distinguished emeritus professor of entomology at the University of California, Davis), just about...

Sweat bees from the genus  Lasioglossum on an Iceland poppy. This image was taken with a NIkon D800 with a 60mm macro lens. (Photo by Kathy Keatley Garvey)
Sweat bees from the genus Lasioglossum on an Iceland poppy. This image was taken with a NIkon D800 with a 60mm macro lens. (Photo by Kathy Keatley Garvey)

Sweat bees from the genus Lasioglossum on an Iceland poppy. This image was taken with a NIkon D800 with a 60mm macro lens. (Photo by Kathy Keatley Garvey)

Close-up of sweat bees from the genus  Lasioglossum on an Iceland poppy. This photo was taken with a Canon MPE-65mm lens. (Photo by Kathy Keatley Garvey)
Close-up of sweat bees from the genus Lasioglossum on an Iceland poppy. This photo was taken with a Canon MPE-65mm lens. (Photo by Kathy Keatley Garvey)

Close-up of sweat bees from the genus Lasioglossum on an Iceland poppy. This photo was taken with a Canon MPE-65mm lens. (Photo by Kathy Keatley Garvey)

Posted on Wednesday, May 25, 2016 at 5:13 PM

A Very Tiny Bee

A tiny sweat bee, Lasioglossum, subgenus Evylaeus, on a passionflower vine (Passiflora). (Photo by Kathy Keatley Garvey)

At first glance, it appeared to be a gnat circling our head. Then it landed on our passionflower vine (Passiflora). It cooperatively stayed still for a photo (taken with a Nikon D800 mounted with a 105mm macro lens) and then returned to its nest, a hole...

A tiny sweat bee, Lasioglossum, subgenus Evylaeus, on a passionflower vine (Passiflora). (Photo by Kathy Keatley Garvey)
A tiny sweat bee, Lasioglossum, subgenus Evylaeus, on a passionflower vine (Passiflora). (Photo by Kathy Keatley Garvey)

A tiny sweat bee, Lasioglossum, subgenus Evylaeus, on a passionflower vine (Passiflora). (Photo by Kathy Keatley Garvey)

Close-up of a tiny sweat bee, genus Lasioglossum, subgenus Evylaeus, on a passionflower vine (Passiflora). (Photo by Kathy Keatley Garvey)
Close-up of a tiny sweat bee, genus Lasioglossum, subgenus Evylaeus, on a passionflower vine (Passiflora). (Photo by Kathy Keatley Garvey)

Close-up of a tiny sweat bee, genus Lasioglossum, subgenus Evylaeus, on a passionflower vine (Passiflora). (Photo by Kathy Keatley Garvey)

Posted on Wednesday, March 23, 2016 at 5:25 PM

Assassins, Bugs and Beer

A fast-moving assassin bug spears a male metallic sweat bee. (Photo by Kathy Keatley Garvey)

There I was, walking across the University of California, Davis, campus to the Environmental Sciences Building for an agricultural communicators' meeting: a notebook in my hand, cell phone in my pocket, and my trusty pocket camera strapped around my...

A fast-moving assassin bug spears a male metallic sweat bee. (Photo by Kathy Keatley Garvey)
A fast-moving assassin bug spears a male metallic sweat bee. (Photo by Kathy Keatley Garvey)

A fast-moving assassin bug spears a male metallic sweat bee. (Photo by Kathy Keatley Garvey)

Assassin bug paralyzes his prey. (Photo by Kathy Keatley Garvey)
Assassin bug paralyzes his prey. (Photo by Kathy Keatley Garvey)

Assassin bug paralyzes his prey. (Photo by Kathy Keatley Garvey)

Posted on Thursday, August 7, 2014 at 5:43 PM

Mother's Day Delight

Italian honey bee foraging on lavender. (Photo by Kathy Keatley Garvey)

Mother's Day, insect-style, dawned like any other day. In our back yard, golden honey bees foraged in the lavender and those ever-so-tiny sweat bees visited the rock purslane. The honey bees? Those gorgeous Italians. The sweat bees? Genus...

Italian honey bee foraging on lavender. (Photo by Kathy Keatley Garvey)
Italian honey bee foraging on lavender. (Photo by Kathy Keatley Garvey)

Italian honey bee foraging on lavender. (Photo by Kathy Keatley Garvey)

Sweat bee (genus Lasioglossum) visiting rock purslane. (Photo by Kathy Keatley Garvey)
Sweat bee (genus Lasioglossum) visiting rock purslane. (Photo by Kathy Keatley Garvey)

Sweat bee (genus Lasioglossum) visiting rock purslane. (Photo by Kathy Keatley Garvey)

Ladybug, aka lady beetle, chasing aphids. (Photo by Kathy Keatley Garvey)
Ladybug, aka lady beetle, chasing aphids. (Photo by Kathy Keatley Garvey)

Ladybug, aka lady beetle, chasing aphids. (Photo by Kathy Keatley Garvey)

Posted on Monday, May 9, 2011 at 6:14 PM
Tags: aphids (36), honey bees (352), ladybeetles (1), ladybugs (42), Lasioglossum (6), Robbin Thorp (238), sweat bees (8)

Squatters' Rights

Fly-In

Squatters' rights. A dandelion poking through the rocks near Nick's Cove on Tomales Bay, in Marshall, Sonoma County, seemed an unlikely host for squatters' rights. It first drew a tiny bee, barely a quarter-inch long. It was a female sweat bee, family...

Fly-In
Fly-In

HOVER FLY, from the family Syrphidae swoops down on a dandelion claimed by a sweat bee. (Photo by Kathy Keatley Garvey)

Two's Company
Two's Company

TWO'S COMPANY--A tiny sweat bee and a hover fly share the same dandelion. (Photo by Kathy Keatley Garvey)

On the Rim
On the Rim

POLLEN-PACKING sweat bee (top) prepares to leave the dandelion to the much larger hover fly. (Photo by Kathy Keatley Garvey)

Alone
Alone

ALONE, the hover fly nectars the dandelion flower. (Photo by Kathy Keatley Garvey)

Posted on Monday, August 24, 2009 at 5:39 PM
Tags: dandelion (1), hover fly (19), Lasioglossum (6), Sonoma County (2), sweat bee (18), Syrphidae (8)

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