What is the normal pH level for a fish?

Adaptability. While ideal pH levels for fish are 7-8 (fish blood has a pH of 7.4) ²⁰, most fish can adapt to the pH level of their environment (6.0-9.0) as long as there are no dramatic fluctuations.

FAQ

• Can Amano shrimp live in a bowl?

  Freshwater shrimp cannot live in a bowl. They need to be kept in clean and well-cycled water tanks. They are sensitive to toxins in the water, such as ammonia and nitrate. In a small space with no filtration system, it is difficult to control the parameters in the water and they would not survive.

• Is canned tuna bad for high blood pressure?

  Regularly eat fatty fish! The best are salmon, tuna, mackerel, lake trout, sardines and herring. The omega-3 fatty acids found in fish have been shown to reduce blood pressure along with several other cardiovascular benefits. Strive for three servings a week.

• Is fish and chips once a week bad for you?

  And that is just in terms of fat content and calories per meal, NHS guidelines are that a healthy diet should include at least 2 portions of fish a week. One portion of fish and chips provides vitamin C, B6, and B12, some Iron, Zinc and Calcium, as well as Iodine, Omega 3 fatty acid and some important dietary fiber.

• Can I catch big fish with worms?

  If you were introduced to fishing as a kid, chances are you learned how to fish with worms. ... Many anglers use worms to catch species such as bass, trout, crappie, bluegill, perch and more. The truth is, most fish will probably eat a worm, no matter if it's freshwater or saltwater, big or small.

• How do catfish survive without scales?

  Their skin is covered in mucus and they can breathe through it. Some catfish produce poison in the glands of their skin that covers the dorsal fin. They can use this defense mechanism when they are in danger. This is an added protection that perhaps played a role in the fact that they never developed scales.

24 Related Question Answers Found:

• What is the easiest shrimp to breed?

  Red Cherry shrimp Red Cherry shrimp are probably the most popular dwarf shrimp among both beginners and more experienced shrimp keepers. And for good reason! This red Neocaridina variety is not too fussy about water values, very easy to breed and quite decorative.

• How fast can a bullet shrimp punch?

  23 metres per second The mantis shrimp packs a mean punch, smashing its victims' shells with the force of a . 22 caliber bullet. But that's not because it has particularly powerful muscles – instead of big biceps, it has arms that are naturally spring-loaded, allowing it to swing its fistlike clubs to speeds up to 23 metres per second.

• Will pet stores buy fish from you?

  The easiest, most hassle-free way to sell fish is to go to your local fish store. (Most big brand pet stores won't buy fish from local breeders because they already have contracts with large fish farms.)

• Can you use yogurt instead of mayo?

  Here's a trick we use often as a mayonnaise substitute: substitute ½ to 2/3 of the original mayo quantity with Greek yogurt! The Greek yogurt cuts the calories back but keeps the recipe creamy. This works great in mayo-based salads like Classic Tuna Salad, Classic Egg Salad or Classic Shrimp Salad.

• Why do fish go to deeper water?

  Since there are not as many insects buzzing the water because of the heat, fish usually go deeper into cooler waters. This is one of the reasons why people tend to fish early in the morning or early in the evening during the summer.

• How do you soak dried cuttlefish?

  To process dried cuttlefish: Soak cuttlefish with cold water preferably overnight until it has been reconstituted. Change the water(this water can be used as soup stock) and soak the cuttlefish with cold water which has 1 tbsp of potassium carbonate & sodium bi-carbonate solution(kan sui) added.

• What is the white stuff inside squid?

  Edible Innards The sexual organs are the oblong portion of the entrails extending furthest into the tip of the mantle, pale white in males but translucent in females unless they're filled with edible roe.

• Do bull redfish have teeth?

  Redfish don't have teeth, and thus won't bite you off. They do live around structure, however, and a leader may help prevent break-offs. Another reason for a leader is that many toothy fish, like bluefish and Spanish mackerel, inhabit the same waters as reds and may bite you off.

• Can I eat smoked salmon raw?

  Since it is already 'cooked', you can eat the succulent slices straight off the package (my personal favorite); put it on toast with cream cheese for a great quick snack; make yourself a smoked salmon sandwich on the go; or prepare a four-course gourmet meal based on the delicate treat.

• How do you clean oysters before eating?

  Immediately before you're ready to eat, let your oysters sit in a small bowl of icy water for 10 or so minutes. You'll notice sand and other debris will fall to the bottom of the water. Remove the oysters and discard the water. With a hard bristled brush, scrub the outside of the oyster.

• How do you preserve raw oysters?

  You can preserve oysters by covering their container with a damp towel and keeping them refrigerated. You can also place the oysters on ice in a perforated steam pan. Put a container below the pan to catch any water as it drips down from the melting ice.

• Is it bad luck to have a fish tank in your house?

  An aquarium or even a small fish tank in the bedroom is not good feng shui. The constant movement of the aquarium's active water element can weaken the calm, cocooning energy you want in the bedroom. Aquariums are considered as good luck symbols in many cultures. ...

• Do you actually need to be quiet when fishing?

  Again very loud noises can scare the fish for a little while. Bottom you should be as quiet as possible and definitely avoid very loud noises, but no need to go to extreme lengths to be quiet.

• How big does a kingfish have to be to keep?

  The minimum size limit is 28 inches total length or 20 inches alternate length.

• Why are Pacific herring important?

  Pacific herring are an ecologically and commercially important species in the PWS ecosystem. They are central to the marine food web; providing food to marine mammals, birds, invertebrates and other fish. Herring are also commercially fished for food, bait, sac-roe and spawn on kelp.

• How many grass carp do you need per acre?

  Grass carp should be at least 8 inches long when stocked to avoid predation. Grass carp are usually stocked at rates ranging from 5 to 12 per acre. The 10 to 12 per acre stocking rate generally removes all submersed aquatic plants and most emersed aquatic plants within 2 years.

• Can I eat prawns raw?

  Prawns can be bought raw or cooked. They can be used in the same way and in the same kind of dishes, though cooked prawns can be eaten cold as they are. When raw, they are blue-grey in colour (and are sometimes called green prawns). ... When cooked, prawns turn pink.

• Why is catfish noodling so dangerous?

  Noodling can result in superficial cuts and minor wounds to the noodler. This can be reduced by wearing gloves and other protective clothing. Losing fingers is also a risk, whether from the bite or infection. Most holes are deep enough that diving is needed, so there can be a danger of drowning.

• Can you eat fish you catch in the ocean?

  There are some poisonous and dangerous ocean fish but, in general, when out of sight of land, fish are safe to eat. ... There are some fish, such as the red snapper and barracuda, that are normally edible but poisonous when taken from the waters of atolls and reefs. Flying fish will even jump into your raft!

• Can you leave scales on fish?

  Whole fish grilled with its scales on will not stick. The skin and scales can be easily removed after the fish has been cooked. ... Placing a fish on a cool or even medium-hot grill will cause the skin to stick.

• Should you rinse fish after brining?

  Although you want to use a brine to add extra flavor to your fish, be sure to rinse and dry the fillets before smoking. This will wash away any excess spices that may have clumped together while resting.

• What Colour are squids attracted to?

  This showed that blue and white emitted the necessary color spectrum although light attraction was reduced in green and red, respectively. Thus, squids could be attracted to the blue light.

• Do koi carp eat lettuce?

  Lettuce isn't known for its high nutritional value, so be careful not to stuff your koi on lettuce and leave them no room for other valuable nutrients. Other leafy greens are just as delicious for koi and more nutritious as well. Spinach makes a good treat, as does romaine.

• What happens if you cook salmon from frozen?

  Is It Safe to Cook Frozen Salmon? Absolutely. As long as the frozen salmon is cooked to a safe internal temperature, it is safe to eat. Of course, the real challenge is cooking frozen salmon so that it's just as tender and flaky as thawed fillets.