GWAPA Meeting – Multitank Systems

August 28th, 2007

On Saturday, GWAPA had its August 2007 meeting out in Braddock Heights, MD at Robert’s house. Robert maintains two circulating ranges in his fish room, which means that he has multiple tanks chained together creating a much larger shared water volume than if each tank were separate. The plumbing involved with this is very impressive, and a little chaotic, if you don’t know what you’re looking at. Robert did an excellent job dispelling some of the mystery during his talk. You can find a summary of his talk on GWAPA’s website.

Part of Robert’s setup is a prominently displayed Crinum veggie-filter. The water is circulated through this tank, where huge Crinum root-balls suck up nitrate from the water. With so many siphons and pumps, it’s impossible to use CO2 injection, but nevertheless, Robert maintains some very nice low-tech tanks with anubias, val, java fern, etc… He also sports one of, if not, the oldest American colonies of Melanotaenia praecox dwarf neon rainbows, being one of the first purchasers of females in the United States from Germany.

Crinum Veggie Filter

And beyond that, our meeting had another great mini-auction, including many rare plants, and even a few aquarium setups this time. I was happy to be able to give away a few copies of The Aquatic Gardener (TAG), featuring my very first published cover image and article about GWAPA’s recent Florida collecting trip.




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Limnophila aromatica Flowers!

August 25th, 2007

Along with the Ludwigia that’s flowering, my Limnophila aromatica has been flowering for almost a month now outside in my pond. Each stem sends out a number of flower buds at each node. Then, the buds open to reveal these pretty little purple flowers. The flowers themselves are only about 3/4″ long and about 1/3″ from petal to petal, with the tiny little hairs that you can see in the picture. I often see some of the smaller bees visiting these flowers.

Limnophila aromatica Flower

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Ludwigia Flower in Pond

August 24th, 2007

While in Peru, the pond foliage has absolutely exploded in quantity. The frog bite has claimed 100% of the water surface, while what I think is Ludwigia brevipes is creeping along the edge of the pond. Much to my delight, it is also flowering with these pretty little yellow flowers.

Ludwigia Flower

The flowers themselves seem quite delicate and don’t last more than a day or two, especially with the rain we’ve been having the past couple of days. To give you an idea, these flowers are probably smaller than a U.S. dime in size. I’ve never had a Ludwigia flower underwater, so I’m quite pleased to be able to see it emersed. I hope you enjoy the photos.

Ludwigia Flower

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Amazon Trip: The Lizards (and other reptiles)

August 23rd, 2007

Around our camp in the Amazon, all sorts of lizards could be seen scurrying about. Often times, all you’d see is the flash of a tail, and then it would be gone. This pretty little lizard below was in our tent, and all around the camp.

Amazon Lizard

And of course, besides your harmless little lizards, there were also black caymans around. This particular guy was brought to us by some of the local villagers nearby. It’s really amazing how long these creatures will stay in a single pose. I suppose they’re in defensive mode or something, but once they get set, they’ll barely flinch a muscle for 10 minutes straight. That’s great for long exposures in dim light!

Amazon Black Cayman

Look at the claws on this guy below. Can you tell that he’s found in the trees? It may not be as apparent in this picture, but look to the next.

Amazon Lizard
Pretty well camouflaged, isn’t he?

Amazon Lizard
This was my wife’s favorite guy. He has a very beautiful blue ring around the inside of his mouth, and didn’t seem ashamed to show it. I think he’s actually a little iguana, but then again, what do I know?

Amazon Lizard
And, just like the various insects, there are lizards that look like leaves down in the jungle. This lizard is about 6-8″ inches long, and if you weren’t looking closely, you’d likely miss him on the forest floor.

Amazon Lizard

Here’s a semi-aquatic, semi-terrestrial turtle that was brought to us. He doesn’t look much different from a lot of the turtles we see in the United States, but still very cool. And unlike some of the turtles around me, this guy would not stay put in his shell. I had more trouble getting him to sit still then I think I’ve ever had with a turtle. Aren’t they supposed to be slow?

Amazon Turtle

Finally, we were fortunately to locate both a male and female of the same species below. Of course, I don’t remember which is which, but you can see how the patterns on their back are entirely different.

Amazon Lizard

I think I prefer the spotted pattern of the one below, to the barred one above, but they’re both pretty darn fun to look at. And check out their eyes!

Amazon Lizard
Oh, and their teeth! This might be my favorite shot from the trip. I hope you like it.

Amazon Lizard

Besides a few odds and ends that I might throw in, I think this is the last set of nature pictures I’m going to post from our trip. If you’d like to see more general descriptions of our travels, you can read about them on my wife’s blog.

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Amazon Trip: The Snakes

August 22nd, 2007

Before I went to the Amazon, I was always one of those people who said they were afraid of snakes. Growing up, the worst we had to worry about were copperheads, but I think the fear that something so tiny could put you in a world of hurt was scary. Right before the trip, I had to help my mom remove a harmless black snake from their deck. Just handling that snake, you could feel the strength that they have. In the Amazon, I witnessed far more deadly snakes than the copperhead, but also saw even more strength in the boas, and more beauty in the coloration of some of these creatures. I hope you enjoy my snake photos.

Amazon Boa
The snake above is a standard tree boa constrictor. These snakes are so strong, and really coil up around a tree in an instant. Below is its much prettier cousin, the rainbow boa. One of the other photographers happened across this beautiful snake during one of his afternoon walks. With every movement, the iridescent blue shimmered one its skin.
Amazon Rainbow Boa

Micrurus putumayensis, below, was quite drab looking in the shade. In the sunlight, blue undertones started shining from its dark patches. A really nice looking snake.

Amazon Snake

Next is the famous fer-de-lance. This snake is very lethal, and is not afraid to strike. While our guides were handling this snake, it struck multiple times at the handling tools, causing venom to drip down the metal surface. They told us about one unfortunate previous guest who accidentally stepped on one of these, got bit, and needed over four months to finally get back to normal. He nearly didn’t make the first day. Scary stuff, but definitely a snake to respect.

Amazon Fer-de-Lance

Here is a vine snake that we found on one of our night walks. I kind of like how his head is disproportionate to his body.

Amazon Vine Snake

Another pretty snake. Unfortunately, I don’t remember whether this one, the next, or both are vine snakes, or varieties of coral snakes. If anyone has any insight, please comment and set me straight.

Amazon Snake

Again, not sure what kind of snake this is, but isn’t it pretty with the orange and black checkerboard pattern?

Amazon Snake

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