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Journal archives for December 2020

December 10, 2020

December Challenge

December Challenge
It's a bit late but we would like to challenge everyone to make 50 observations before the end of December.
so far we have
502 observations
301 species
100 Identifiers
20 Observers
leading the charge is @gregtasney
with over half the observations and 138 sp.
I'm sure with this lovely weather we can all do at least 50!
Share your best below!

Posted on December 10, 2020 11:10 PM by saltmarshsteve saltmarshsteve | 0 comments | Leave a comment

December 13, 2020

Urban Ecology in Adelaide

On the weekend I needed to go into town to do some things in the lab, I thought as this would not take long I would do some urban ecology for a change. This would be a variation on my occasional walks in the Adelaide hills I knew there are some grey-headed flying foxes, and I may even see some nesting birds. I headed down to the River Torrens, which is a dammed stream just north of the city with a well-maintained garden on either side. The usual few waterbirds were present and a number of dragonflies and damselflies including Tau Emerald 'Hemicordulia tau' (left), Red and Blue Damsel 'Xanthagrion erythroneurum' (right) and Common Bluetail's 'Ischnura heterosticta'

The acrobatics were distracting for a while, but as I watched a large fly caught my eye, I had not seen this species before and unlike many flies, it was very co-operative allowing me to change to my macro lens and take some close-ups and take some lateral shots as well. the wing pattern reminded me of some bee flies that I had seen but this was clearly not a bee fly. I was to upload the image later and discovered this was the first time this species (Euthera skusei) has been recorded on iNaturalist (or at least identified)! a bit of a surprise as it is quite distinctive with its' yellow face and wing patterns while allowing me to take many photos. I must thank @tony_d for help with the identification and the reference.

My walkthrough Botanic park and the botanical gardens were equally productive with my first blue skimmers for the season, usually, I see many of these delightful dragonflies but have not managed to see any this season. This species is often around wetlands and small waterways. I also managed to observe eight species of butterfly in and around the Adelaide Botanical Gardens, including a Caper White which I had to track for a while before on finally settled.

On my way back to the car, I heard a lot of chatter and investigated. Of course, it a flock of Rainbow Lorikeets 'Trichoglossus moluccanus' crowding around the water feature by the western gate to the garden. Such charismatic birds, but interestingly an introduced pest in Pert, Western Australia Tasmania, and New Zealand. While there are is also observations in Europe and Puerto de la Cruz. This is a reminder that species out of range can be a problem no matter how cute they are.

I was just about to reach my car I saw a small bird enter a hollow in the tree by the car. I quickly pulled out my camera and was far too late to get a photo and see what species it was, so I set up on a nearby bench and waited. Fortunately, the wait was not long before one of these wonderful birds popped back into the hollow, so I waited until the visiter poked its head out, a Striated Pardalote 'Pardalotus striatus'! I have not seen one of these birds in the city, as they usually are found high in the canopy. To see one in the city was unexpected as although they have a vast range I thought they preferred woodland.

Posted on December 13, 2020 11:04 AM by saltmarshsteve saltmarshsteve | 0 comments | Leave a comment

December 27, 2020

December Challenge Update

With only a few days to go in our December Challenge, This is the standing
2,456 observations
886 species
251 Identifiers
28 Observers
We have 6 observers with over 50 observations!
With @gregtasney making almost 1000 observations while @natashataylor is not far behind.
Otherwise, while we have had 22 observers which is fantastic.
Let's see if we can reach 3000 observations and post your best observations on our group Facebook or on instagram!

image Square-ended Crab Spiders Genus Sidymella ©anthonypaul
@marionmackenzie @ littlellama @becstummer @leithallb @aavankampen @fossil1513 @stekmer @timothyshields @owen65 @strawberry15 @adel_plainsgirl @nikonoid @elfir @pam275

Posted on December 27, 2020 12:57 AM by saltmarshsteve saltmarshsteve | 0 comments | Leave a comment