Trident in a Reefer 250 review

tenurepro

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Hi All,
[if you want to see this in video format - just skip to the bottom :)]
I've been running a redsea reefer 250 (250 L or 65 gal) for 3 years now. The tank is SPS dominant, with a healthy population of fish. My reefing method and husbandry is pretty simple; no mechanical filters, a fuge with chaeto + skimmer for nutrient export, and 2 part dosing (ESV B-Ionic) to maintain core parameters. I typically keep Alk at 8 to 9 dKH, Ca at 420 to 450 ppm, Mg at 1400 ppm (although it has been running sub 1500 because of an accidental overdose due to a bad mag kit). I like to have 5 to 10 ppm nitrates and above 0.1 phosphates, and i dose potassium nitrate and potassium phosphate if levels get too low. I do daily small water changes (2.5 L per day) using the cheap instant ocean salt.

I typically test core parameters (Alk, Ca, Mg, N03, Po4) weekly - a system that has served me well for the past 3 years. But I've been having some issues with keeping Alk stable; i tend to travel a lot for work and my family usually tags along. This usually coincides with a big alk drop in my tank. The first few trips took me by surprise, but i finally figured out the issues. We live in a new house that has great insulation, which means that it also traps carbon dioxide. This leads to 'lower' PH in the tank when we are living in the house. As soon as we go away, C02 levels in the air and tank water drop, which increases PH, which in turn increases coral calcification and Alk consumption leading to drops in Alk levels. These drops can be severe - i once recorded a 1dKH drop after a week away.

To combat this, i typically adjust my 2 part dosing higher before i leave on my trips; its been a guessing game, but typically i increase levels by 20 to 25% of what i typically dose per day. This usually helps with the drop, but leads to an imbalance when we return back to the house.

All of this has been manageable so far, but the worry is that as my colonies mature, they will be more sensitive to fluctuations in alkalinity.... fast track to 2018 with several alk monitors hitting the market and news of the elusive trident 'almost ready'. I made up my mind that i was going to get an alk monitor so i can track levels while away on vacation and work trips; I heard decent things about the alkatronic and the GHL KH Director. I am going away for a whole month this year, and i was anxious to get something soon. i was literally close to ordering the GHL Director, which i was 'advised' by someone in the know to wait a little bit longer for the trident. The trident appealed to me a bit more because i already have the apex controller and DOS dosers.

So i waited and put my name on a waiting list as soon as the trident was released. A month later - i had the unit in hand.
8d331fc411ce01f61e3706193bf2d3be.jpg


I've uploaded an unboxing , setup and first impressions video - link below. i don't want to duplicate efforts but here are my thoughts on the trident so far:
1) setup was easy - 20 to 30 min with nothing complicated. Video guide by Neptune was very useful

2) calibration solution bottle was leaking, with the paper listing the values of the standard solution peeling a bit obscuring Mag levels - annoying, but i quickly got the values for this lot number. This is a known issue that Neptune is working to solve.
b5b7b116421d7d191d5708f3eacdef08.jpg


3) unit's been putting reasonable parameter values out of the factory; still waiting a few more days before calibrating it.
7458d62c90369b6295dce56fbceeaeec.jpg

At 6 pm today, for example, i got:
Alk
Trident 9.67 dkh
Hanna 8,8 dkh
Salifert 9.3 dkh

Ca
Trident 421 ppm
Salifert 430 ppm

Mg
Trident 1532 ppm
Salifert 1440 ppm

levels are in the same ballpark, except for the Mg, but i did have a bad Salifert mag kit before, so it is possible that the Trident is more accurate here.

4) Unit makes 'cute' r2d2 type sounds when test. Cute for now, but some may find annoying. I have my trident beside my tank, so if you run it in a cabinet, then you may not hear anything

5) Reagent availability: While everything about the trident has been positive so far, i am not happy with trident's approach to providing customers with reagent refills. First, you have to order from Neptune directly, and you are allowed a single reagent kit at a time. For someone like me, who is outside of the US, that means that i have to pay ~$45 USD for the 2 month reagent kit + ~$40 USD for shipping + import duties levied at the boarder. $100 USD+ for a single kit of reagents that lasts 2 month is unreasonable IMHO. Neptune promises a better solution in the future (kits sold at local stores) but i am not sure if this is just aspirational, or if it will be rolled out soon enough to matter; Honestly, I may consider switching my trident for another Alk monitor with more freely available reagents - especially considering that a yearly supply of reagents for someone outside of the US will cost about $600 USD if the current system persists. I do have enough reagents to cover my 1 month trip, so i am happy for that.

Thats it guys.
here is the link to my trident vid

and here is a recent one of my tank to get an idea of what i am 'reefing' with. Thanks and cheers!
 
Hi All,
[if you want to see this in video format - just skip to the bottom :)]
I've been running a redsea reefer 250 (250 L or 65 gal) for 3 years now. The tank is SPS dominant, with a healthy population of fish. My reefing method and husbandry is pretty simple; no mechanical filters, a fuge with chaeto + skimmer for nutrient export, and 2 part dosing (ESV B-Ionic) to maintain core parameters. I typically keep Alk at 8 to 9 dKH, Ca at 420 to 450 ppm, Mg at 1400 ppm (although it has been running sub 1500 because of an accidental overdose due to a bad mag kit). I like to have 5 to 10 ppm nitrates and above 0.1 phosphates, and i dose potassium nitrate and potassium phosphate if levels get too low. I do daily small water changes (2.5 L per day) using the cheap instant ocean salt.

I typically test core parameters (Alk, Ca, Mg, N03, Po4) weekly - a system that has served me well for the past 3 years. But I've been having some issues with keeping Alk stable; i tend to travel a lot for work and my family usually tags along. This usually coincides with a big alk drop in my tank. The first few trips took me by surprise, but i finally figured out the issues. We live in a new house that has great insulation, which means that it also traps carbon dioxide. This leads to 'lower' PH in the tank when we are living in the house. As soon as we go away, C02 levels in the air and tank water drop, which increases PH, which in turn increases coral calcification and Alk consumption leading to drops in Alk levels. These drops can be severe - i once recorded a 1dKH drop after a week away.

To combat this, i typically adjust my 2 part dosing higher before i leave on my trips; its been a guessing game, but typically i increase levels by 20 to 25% of what i typically dose per day. This usually helps with the drop, but leads to an imbalance when we return back to the house.

All of this has been manageable so far, but the worry is that as my colonies mature, they will be more sensitive to fluctuations in alkalinity.... fast track to 2018 with several alk monitors hitting the market and news of the elusive trident 'almost ready'. I made up my mind that i was going to get an alk monitor so i can track levels while away on vacation and work trips; I heard decent things about the alkatronic and the GHL KH Director. I am going away for a whole month this year, and i was anxious to get something soon. i was literally close to ordering the GHL Director, which i was 'advised' by someone in the know to wait a little bit longer for the trident. The trident appealed to me a bit more because i already have the apex controller and DOS dosers.

So i waited and put my name on a waiting list as soon as the trident was released. A month later - i had the unit in hand.
8d331fc411ce01f61e3706193bf2d3be.jpg


I've uploaded an unboxing , setup and first impressions video - link below. i don't want to duplicate efforts but here are my thoughts on the trident so far:
1) setup was easy - 20 to 30 min with nothing complicated. Video guide by Neptune was very useful

2) calibration solution bottle was leaking, with the paper listing the values of the standard solution peeling a bit obscuring Mag levels - annoying, but i quickly got the values for this lot number. This is a known issue that Neptune is working to solve.
b5b7b116421d7d191d5708f3eacdef08.jpg


3) unit's been putting reasonable parameter values out of the factory; still waiting a few more days before calibrating it.
7458d62c90369b6295dce56fbceeaeec.jpg

At 6 pm today, for example, i got:
Alk
Trident 9.67 dkh
Hanna 8,8 dkh
Salifert 9.3 dkh

Ca
Trident 421 ppm
Salifert 430 ppm

Mg
Trident 1532 ppm
Salifert 1440 ppm

levels are in the same ballpark, except for the Mg, but i did have a bad Salifert mag kit before, so it is possible that the Trident is more accurate here.

4) Unit makes 'cute' r2d2 type sounds when test. Cute for now, but some may find annoying. I have my trident beside my tank, so if you run it in a cabinet, then you may not hear anything

5) Reagent availability: While everything about the trident has been positive so far, i am not happy with trident's approach to providing customers with reagent refills. First, you have to order from Neptune directly, and you are allowed a single reagent kit at a time. For someone like me, who is outside of the US, that means that i have to pay ~$45 USD for the 2 month reagent kit + ~$40 USD for shipping + import duties levied at the boarder. $100 USD+ for a single kit of reagents that lasts 2 month is unreasonable IMHO. Neptune promises a better solution in the future (kits sold at local stores) but i am not sure if this is just aspirational, or if it will be rolled out soon enough to matter; Honestly, I may consider switching my trident for another Alk monitor with more freely available reagents - especially considering that a yearly supply of reagents for someone outside of the US will cost about $600 USD if the current system persists. I do have enough reagents to cover my 1 month trip, so i am happy for that.

Thats it guys.
here is the link to my trident vid

and here is a recent one of my tank to get an idea of what i am 'reefing' with. Thanks and cheers!
Variations is not trivial. Do you know what is your actual parameters?
Is the salifert and hanna newly opened or old?
What would the results be if you do 2 or 3 consecutive kh tests back to back?

100$ reagent kit is ridiculous..wow.
 
Last edited:
My trident was pretty well calibrated out of the box. Running the actual calibration after a few days made very little difference. I haven’t been much of a tester for a while, so I only had a Hanna alk tester on hand. With older reagents, the Hanna was almost 1.0 higher than the trident. Since I run nominally alk between 9 and 10, I chose to designate trident as ‘right’. Within the acceptability range, precision is more important anyhow (though difficult to test for). My LFS assured me they’d be stocking reagent refills ... though would/could not commit to a date.
 
Variations is not trivial. Do you know what is your actual parameters?
Is the salifert and hanna newly opened or old?
What would the results be if you do 2 or 3 consecutive kh tests back to back?

100$ reagent kit is ridiculous..wow.

Re. Actual parameters. Well, it would have simply quoted the salifert kit number, but obviously these are hobby grade tests to hard to know what the actual value is. For Alk, Hanna checker gives me the lowest value, trident the highest, but all within 1 dkh of each other. No I haven’t tested back to back Alk, but they would be fun to do!
Yes cost of reagents for ‘outsiders’ is crazy; I am only tolerating it for the sake of testing while I’m away this summer. not sustainable long term
 
My trident was pretty well calibrated out of the box. Running the actual calibration after a few days made very little difference. I haven’t been much of a tester for a while, so I only had a Hanna alk tester on hand. With older reagents, the Hanna was almost 1.0 higher than the trident. Since I run nominally alk between 9 and 10, I chose to designate trident as ‘right’. Within the acceptability range, precision is more important anyhow (though difficult to test for). My LFS assured me they’d be stocking reagent refills ... though would/could not commit to a date.

I agree that precision is really important, especially if we are making dosing decisions, although accuracy would be nice too :)
 
Re. Actual parameters. Well, it would have simply quoted the salifert kit number, but obviously these are hobby grade tests to hard to know what the actual value is. For Alk, Hanna checker gives me the lowest value, trident the highest, but all within 1 dkh of each other. No I haven’t tested back to back Alk, but they would be fun to do!
Yes cost of reagents for ‘outsiders’ is crazy; I am only tolerating it for the sake of testing while I’m away this summer. not sustainable long term
Salifert is good kit and dependable ad long as it's new kit.
 
That what I have been using. I am very happy with their kits but they do drift off near the end of their life. I also experience a few lemons - a salifert mag test that was reAding sub 1400 which caused me to overdose mg. I only realized that my levels were way above 1500 after opening up a new mg salifert kit
 
Are you still happy with your trident? I have a reefer 250 sps only and considering one, but wanted some long term feedback.
 
It’s doing a decent job of tracking alkalinity. My ca and mg tend to drift a bit when the reagents are about 25% down. But the Alk monitoring plus automatic dosing with DOS has been very helpful
 
Do you think it makes you a lazier reefer or does it give you more time to address other issues or enjoy your tank more. I think my biggest concern is the running cost of the reagents. Don't really want to add an extra $200 a year in running cost, but I guess if you can keep a more stable system you could make up for it with improved growth and selling frags.
 
Do you think it makes you a lazier reefer or does it give you more time to address other issues or enjoy your tank more. I think my biggest concern is the running cost of the reagents. Don't really want to add an extra $200 a year in running cost, but I guess if you can keep a more stable system you could make up for it with improved growth and selling frags.
Yes - it has certainly made me a lazier reefer. I used to spend 30 min each weekend to test kh/ca/mg/po4/no3; kids and wife were not happy and honestly, I never enjoyed doing the water testing either. With the trident, I don’t spend any time testing (I gave up on regular testing of nitrate and phosphate as my system is fairly stable). I do like the extra time.. this bit of kit is not essential by any means, and it is certainly not perfect. Your cost / benefit equation will be different from mine. For me, the saved time and added stability outweighs the extra costs of trident and trident reagents...
 
My experience has been identical to yours.....right down to the slightly elevated readings of the newly installed Trident. Thanks for the review!
 
My experience has been identical to yours.....right down to the slightly elevated readings of the newly installed Trident. Thanks for the review!
My pleasure
 

IF YOU HAD TO TAKE A REEFING EXAM, WOULD YOU PASS?

  • Yes!

    Votes: 32 45.7%
  • Not yet, but I have one that I want to buy in mind!

    Votes: 9 12.9%
  • No.

    Votes: 26 37.1%
  • Other (please explain).

    Votes: 3 4.3%
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