
I took part in the first three organized BioBlitz events with the San Diego Natural History Museum. The first one took place in 2008 at Balboa Park, the second in 2009 at Mission Trails Regional Park, and the third event was in 2010 at Torrey Pines State Natural Reserve. Each of the three were fun and educational experiences for me, but I believe I was able to capture more satisfying images during the 2009 affair.
So you ask: What is a BioBlitz? As many scientific disciplines as can be enrolled are assembled as part of a team to analyse the ecology of a target area. Citizen scientists are teamed with actual scientists in the gathering biological information. Birds, mammals, reptiles, amphibians, bugs, plants, and even fungi are studied. Typically, these affairs last for 24 hours, though I started early on opening day and did my best to keep up with the team until I pooped out at day’s end.
My partner on these three events was Phil Unitt. Phil is a fountain of energy, so keeping pace was a challenge. I’m certain I occasionally taxed his patience. I usually need linger with my subjects to achieve the image capture that does them justice. My friend’s mind grasps the world around us so quickly, he’s ready to move on well before most of us mere mortals. Very few can read the scene quicker, or more thoroughly than he. Phil is preeminent among ornithologist of Western North America. He channels that abundance of energy to publish some of the most important scientific literature for the region. Needless to say, it was worthwhile keeping up with him. To be fair to myself, I pack a heavy camera, lens and tripod all day, and Phil carries binoculars and a notebook.
At the end of the day, word came that a Snow Bunting was found downstream near the mouth of the San Diego River at Robb Field. This was the 500th documented bird species for San Diego County. Most of the bird team made a quick sojourn to Ocean Beach to meet this milestone bird. I was not among them. I was much too tired, and I still had plenty of work ahead of me, sorting through the day’s captures. I’ve never been eager to chase rarities, but after the crowd thinned out, I met the bird several days later.

Ruddy Duck(Oxyura jamaicensis) |
Description: Breeding male on Kumeyaay Lake. Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:01 13:53 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/8.0, 1/1600 |
File Name: jcd6871.RuddyDuck |
© 2009 Jack Daynes, shadeTreeImaging.com |


Song Sparrow(Melospiza melodia) |
Description: Resident at Kumeyaay Lake, Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:07 12:39 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/8.0, 1/400 |
File Name: jcd6882.SongSparrow |
© 2009 Jack Daynes, shadeTreeImaging.com |


American Bullfrog(Rana catesbeiana) |
Description: San Diego River, Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:01 14:20 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/8.0, 1/90 |
File Name: jcd6925.BullFrog |
© 2009 Jack Daynes, shadeTreeImaging.com |


American Coot(Fulica americana) |
Description: New coot family on Kumeyaay Lake, Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:01 14:25 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/8.0, 1/500 |
File Name: jcd6950.AmericanCoot |
© 2009 Jack Daynes, shadeTreeImaging.com |


American Coot(Fulica americana) |
Description: New coot chick on Kumeyaay Lake, Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:01 14:26 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/8.0, 1/500 |
File Name: jcd6964.AmericanCoot |
© 2009 Jack Daynes, shadeTreeImaging.com |


American Coot(Fulica americana) |
Description: New coot family on Kumeyaay Lake, Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:01 14:27 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/8.0, 1/640 |
File Name: jcd7008.AmericanCoot |
© 2009 Jack Daynes, shadeTreeImaging.com |


Black Phoebe(Sayornis nigricans) |
Description: Unlucky for the damsel fly, good luck for the bird. San Diego River, Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:01 16:00 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/8.0, 1/200 |
File Name: jcd7031.BlackPhoebe |
© 2009 Jack Daynes, shadeTreeImaging.com |


Great Egret(Ardea alba) |
Description: San Diego River, Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:06 17:36 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/8.0, 1/1000 |
File Name: jcd7048.GreatEgret |
© 2009 Jack Daynes, shadeTreeImaging.com |


Great Blue Heron(Ardea herodias) |
Description: San Diego River, Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:06 17:30 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/8.0, 1/750 |
File Name: jcd7062.GreatBlueHeron |
© 2009 Jack Daynes, shadeTreeImaging.com |


Pied-Billed Grebe(Podilymbus podiceps) |
Description: Juvenile at Kumeyaay Lake, Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:01 16:17 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/8.0, 1/1250 |
File Name: jcd7065.PiedBilledGrebe |
© 2009 Jack Daynes, shadeTreeImaging.com |


Common Gallinule(Gallinula galeata) |
Description: Kumeyaay Lake, Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:01 16:23 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/8.0, 1/1000 |
File Name: jcd7087.CommonMoorHen |
© 2009 Jack Daynes, shadeTreeImaging.com |


Pied-Billed Grebe(Podilymbus podiceps) |
Description: Mother and child at Kumeyaay Lake, Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:01 16:47 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/8.0, 1/500 |
File Name: jcd7116.PiedBilledGrebe |
© 2009 Jack Daynes, shadeTreeImaging.com |


Bewick's Wren(Thryomanes bewickii) |
Description: Curious bird. Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:01 17:35 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/8.0, 1/125 |
File Name: jcd7192.BewicksWren |
© 2009 Jack Daynes, shadeTreeImaging.com |


Bewick's Wren(Thryomanes bewickii) |
Description: Curious bird. Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:01 17:35 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/8.0, 1/125 |
File Name: jcd7195.BewicksWren |
© 2009 Jack Daynes, shadeTreeImaging.com |


Spotted Towhee(Pipilo maculatus) |
Description: Resident bird at Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:01 18:40 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/8.0, 1/750 |
File Name: jcd7253.SpottedTowhee |
© 2009 Jack Daynes, shadeTreeImaging.com |


Black-Headed Grosbeak(Pheucticus melanocephalus) |
Description: Migrant passing through Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 7:33 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/2000 |
File Name: jcd7287.BlackHeadedGrosBeak |
© 2009 Jack Daynes, shadeTreeImaging.com |


Mourning Dove(Zenaida macroura) |
Description: Catching the early morning sun at Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 7:38 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/1250 |
File Name: jcd7297.MourningDove |
© 2009 Jack Daynes, shadeTreeImaging.com |


Grasshopper Sparrow(Ammodramus savannarum) |
Description: A lucky encounter with an elusive bird at Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 9:15 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/2500 |
File Name: jcd7354.GrassHopperSparrow |
© 2009 Jack Daynes, shadeTreeImaging.com |


Grasshopper Sparrow(Ammodramus savannarum) |
Description: A lucky encounter with an elusive bird at Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 9:15 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/2000 |
File Name: jcd7380.GrassHopperSparrow |
© 2009 Jack Daynes, shadeTreeImaging.com |


Lazuli Bunting(Passerina amoena) |
Description: A seasonal breeding bird at Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 9:31 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/2500 |
File Name: jcd7392.LazuliBunting |
© 2009 Jack Daynes, shadeTreeImaging.com |


Black-Chinned Hummingbird(Archilochus alexandri) |
Description: Female bird at Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 10:12 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/1500 |
File Name: jcd7436.BlackChinnedHummingBird |
© 2009 Jack Daynes, shadeTreeImaging.com |


Black-Chinned Hummingbird(Archilochus alexandri) |
Description: Female bird at Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 10:13 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/2500 |
File Name: jcd7444.BlackChinnedHummingBird |
© 2009 Jack Daynes, shadeTreeImaging.com |


Blue-Gray Gnatcatcher(Polioptila caerulea) |
Description: Nesting at Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 10:21 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/1250 |
File Name: jcd7448.BlueGrayGnatCatcher.Nest_ |
© 2009 Jack Daynes, shadeTree Imaging |


Blue Grosbeak(Passerina caerulea) |
Description: Pairing up at Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 10:30 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/1250 |
File Name: jcd7463.BlueGrosBeak |
© 2009 Jack Daynes, shadeTreeImaging.com |


Rufous-Crowned Sparrow(Aimophila ruficeps) |
Description: Year-round resident at Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 10:43 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/1500 |
File Name: jcd7474.RufousCrownedSparrow |
© 2009 Jack Daynes, shadeTreeImaging.com |


Tarantula Hawk Wasp(Hemipepsis spp.) |
Description: Posessing one of the worst stings known to man, it is best to give this large wasp a wide berth. Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 10:50 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/2500 |
File Name: jcd7482.PepsisWasp |
© 2009 Jack Daynes, shadeTreeImaging.com |


Western Whiptail(Aspidoscelis tigris) |
Description: Female! How do I know? there are no males of this species. Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 11:29 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/2500 |
File Name: jcd7512.WesternWhipTailLizard |
© 2009 Jack Daynes, shadeTreeImaging.com |


Double-Crested Cormorant(Phalacrocorax auritus) |
Description: Drying its wings at Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 13:17 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/2000 |
File Name: jcd7558.DoubleCrestedCormorant |
© 2009 Jack Daynes, shadeTreeImaging.com |


Red-Winged Blackbird(Agelaius phoeniceus) |
Description: Begging juvenile bird found during BioBlitz 2009. Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 13:49 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/1000 |
File Name: jcd7593.RedWingedBlackBird |
© 2009 Jack Daynes, shadeTreeImaging.com |


Red-Winged Blackbird(Agelaius phoeniceus) |
Description: Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 14:02 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/800 |
File Name: jcd7612.RedWingedBlackBird |
© 2009 Jack Daynes, shadeTreeImaging.com |


Pied-Billed Grebe(Podilymbus podiceps) |
Description: Kumeyaay Lake, Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 14:14 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/1250 |
File Name: jcd7616.PiedBilledGrebe |
© 2009 Jack Daynes, shadeTreeImaging.com |


Red-Winged Blackbird(Agelaius phoeniceus) |
Description: Kumeyaay Lake, Mission Trails Regional Park, near Santee, California in San Diego County 2009-05-01. |
Date Taken: 2009:05:02 14:40 |
Location:
Mission Trails Regional Park |
Camera Information: NIKON D2X, 800 mm, f/5.6, 1/1250 |
File Name: jcd7623.RedWingedBlackBird |
© 2009 Jack Daynes, shadeTreeImaging.com |

Click map markers to reveal further information