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Search took 0.11 seconds. Search: Posts Made By: JHemdal
Forum: Advanced Topics 01/09/2008, 07:12 PM
Replies: 32
Views: 9,494
Posted By JHemdal
Crumb, I gave you a pretty good estimate. ...

Crumb,

I gave you a pretty good estimate. Since you just sort of panned it, I did a quick web search for you. The second site I saw had this quote:

The temperature of the ocean at sea...
Forum: Reef Fishes 01/09/2008, 03:58 PM
Replies: 7
Views: 895
Posted By JHemdal
These have a venom gland on their dorsal spines -...

These have a venom gland on their dorsal spines - does anyone know if they are "medically significant" for humans if you get stung?

Jay
Forum: Advanced Topics 01/09/2008, 01:01 PM
Replies: 32
Views: 9,494
Posted By JHemdal
Well Crumbs, Without knowing the species...

Well Crumbs,

Without knowing the species involved I can't really invest the time to look this up for you, but I know of some Bathynomus that were collected in tropical waters at 500 meters and...
Forum: Reef Fishes 01/07/2008, 04:04 PM
Replies: 12
Views: 1,249
Posted By JHemdal
I think they changed the genus name for the fish...

I think they changed the genus name for the fish I was thinking of - try this: Acanthocepola indica. If that's it, I have kept (or tried to keep) related fish and they did not do well - they burrow...
Forum: Reef Fishes 01/07/2008, 02:24 PM
Replies: 12
Views: 1,249
Posted By JHemdal
You know, looking at it, the genus Cepola comes...

You know, looking at it, the genus Cepola comes to mind - don't know why, I must have seen it in a book somewhere, I've certainly never seen one in real life<grin>.


Jay
Forum: Fish Only & Aggressive Tanks 01/04/2008, 01:53 PM
Replies: 24
Views: 3,163
Posted By JHemdal
I think somebody needs to ask if the tank had any...

I think somebody needs to ask if the tank had any survivors. Apparently, all the fish died. Were there any invertebrates and did any survive?

Jay
Forum: Fish Disease Treatment 01/04/2008, 01:45 PM
Replies: 2
Views: 451
Posted By JHemdal
What was the specific gravity of the tank at the...

What was the specific gravity of the tank at the store versus your tank?

Jay
Forum: Reef Fishes 01/03/2008, 10:13 AM
Replies: 14
Views: 864
Posted By JHemdal
If they are Arius jordani (commonly imported from...

If they are Arius jordani (commonly imported from South and Central America) they can reach 1 meter, if they are Arius felis (the kind most often sold by Florida fish farms) they can reach about 3/4...
Forum: Fish Disease Treatment 01/02/2008, 01:07 PM
Replies: 4
Views: 736
Posted By JHemdal
That isn't HLLE. There are no lateral line pores...

That isn't HLLE. There are no lateral line pores at that part of the fish's face. Besides, unless the fish had it when you bought it last night, HLLE is ruled out due to the speed at which the...
Forum: Fish Disease Treatment 01/02/2008, 12:58 PM
Replies: 17
Views: 811
Posted By JHemdal
The bulging abdomen on some/all fish could point...

The bulging abdomen on some/all fish could point to ascites - fluid build-up due to the kidneys not being able to deal with the lower specific gravity. I think the third question in the previous...
Forum: Responsible Reefkeeping 01/01/2008, 11:12 AM
Replies: 14
Views: 4,504
Posted By JHemdal
Who would administrate something like this? I...

Who would administrate something like this? I see things going in the opposite direction; the State of Michigan has just announced that due to budget constraints, it will no longer inspect pet...
Forum: Reef Fishes 12/30/2007, 01:11 PM
Replies: 7
Views: 1,098
Posted By JHemdal
I'm confuzzled - Scott's book is pretty clear...

I'm confuzzled - Scott's book is pretty clear that some of these individuals will "also eats hard coral polyps". He also says "if it begins picking at corals it should be removed."

My...
Forum: Fish Disease Treatment 12/30/2007, 11:28 AM
Replies: 16
Views: 781
Posted By JHemdal
Sorry for the loss. Where you running...

Sorry for the loss. Where you running hyposalinity in your QT? How do the other fish look?

Jay

p.s. - don't add a full dose of Maracyn I to a tank with a biological filter, the erythromycin...
Forum: Reef Fishes 12/26/2007, 07:05 PM
Replies: 7
Views: 1,098
Posted By JHemdal
These guys will chow down on just about anything;...

These guys will chow down on just about anything; corals, algae, zooplankton, etc. - did somebody tell you they wouldn't eat your coral? Chaetodon trichorus is just about the same in terms of eating...
Forum: Responsible Reefkeeping 12/25/2007, 12:44 PM
Replies: 3
Views: 3,411
Posted By JHemdal
ClamIam, IMO, this sort of project...

ClamIam,

IMO, this sort of project would be so large, that without financial support, it could never happen. A pretty close approximation to what you are talking about is Wet Web Media - Bob...
Forum: Reef Fishes 12/25/2007, 12:26 PM
Replies: 29
Views: 1,906
Posted By JHemdal
jmaneyapanda - Mycobacteria can be isolated from...

jmaneyapanda - Mycobacteria can be isolated from many frozen foods. Some fish are more prone to developing infections from it, notably Rhinopias, seahorses and seadragons. Our issues were...
Forum: Fish Disease Treatment 12/24/2007, 11:24 PM
Replies: 4
Views: 526
Posted By JHemdal
Without a pic I can't say if your Bartlett's has...

Without a pic I can't say if your Bartlett's has Lymphocystis, but they are one of the species that can get this viral infection. It is contagious, generally by fish biting one another and rupturing...
Forum: Fish Disease Treatment 12/24/2007, 01:33 PM
Replies: 24
Views: 926
Posted By JHemdal
paulamrein, The exact species involved is...

paulamrein,

The exact species involved is unknown. The genus is Uronema. It is sometimes written as "Uronema cf. marinum" with the cf. standing for "conferre" or "similar to".
I think...
Forum: Fish Only & Aggressive Tanks 12/24/2007, 12:05 PM
Replies: 7
Views: 1,007
Posted By JHemdal
Many of the silversides are extremely delicate,...

Many of the silversides are extremely delicate, and the care they would require to keep them alive would far outway any benefit if used as food. I believe that one genus, Menidia can be handled...
Forum: Reef Fishes 12/24/2007, 11:26 AM
Replies: 29
Views: 1,906
Posted By JHemdal
Folks, There is a huge issue with...

Folks,

There is a huge issue with identification of Rhinopias. People are identifying these fish based on their morphology in pictures and that may not work. I've been exhibiting these for...
Forum: Fish Disease Treatment 12/24/2007, 11:11 AM
Replies: 3
Views: 554
Posted By JHemdal
Tom, I was running a search on...

Tom,

I was running a search on hyposalinity for a project I'm working on and saw this post. It looks like its been up for a couple of weeks with no answer - or am I just missing something?

...
Forum: Fish Disease Treatment 12/24/2007, 10:40 AM
Replies: 24
Views: 926
Posted By JHemdal
paulamrein, I did not "plug" my book...

paulamrein,

I did not "plug" my book until you wrote, "I'm afraid I'll have to call you out on it and show me an aritcal or link".

As I said, this is new information and not widely...
Forum: Fish Disease Treatment 12/23/2007, 02:34 PM
Replies: 24
Views: 926
Posted By JHemdal
Umm, no hard feelings, but you asked for a...

Umm, no hard feelings, but you asked for a reference and I gave you a solid one and then you ignored it.
I really don't care if you agree with me or not, but for your fishes sake you ought to...
Forum: Fish Disease Treatment 12/23/2007, 10:59 AM
Replies: 4
Views: 471
Posted By JHemdal
That sure looks like HLLE to me. It is unusual,...

That sure looks like HLLE to me. It is unusual, but not impossible to have HLLE lesions on one side of the fish only. Is there any lesion or discoloration on the other side of the fish? Many years...
Forum: Fish Disease Treatment 12/23/2007, 08:42 AM
Replies: 24
Views: 926
Posted By JHemdal
paulamrein, I put that in CAPS to make a...

paulamrein,

I put that in CAPS to make a point that many people miss. Uronema is not a FW parasite, it is brackish. Please read the last line that says reverting to hypersalinity won't knock it...
Showing results 1 to 25 of 297
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