Why do fish change gender?

In males, the reproductive organs produce sperm cells – and the fish begins to behave, function, and appear as males do. ... But – when the fish reaches a certain age, or its mate dies – those initial reproductive organs wither away – and other reproductive organs mature, so that the fish becomes the opposite sex.

FAQ

• Do you need to defrost tuna steaks?

  Thaw the tuna steak before cooking because the fish cooks quickly, and dries out if overcooked. To thaw a tuna steak, the U.S. Food and Drug Administration says you should place it in the refrigerator overnight. ... Generally, you should cook it for 10 minutes per inch of thickness at 400 to 450 degrees Fahrenheit.

• Is it good to eat pink salmon?

  While they're relatively small size makes them less popular with sport anglers than other salmon species, pink salmon are excellent fish to catch. ... Pink salmon are also very good to eat when caught in the ocean, or just returning to spawn. Their pale flesh has a mild taste and excellent texture.

• Can you taste if fish is bad?

  To tell if fish has gone bad, touch your raw fish to see if it's slimy, which happens when fish starts to spoil. If the fish smells pungent, fishy, or ammonia-like, it is probably bad. ... Fresh salmon should have a very mild scent.

• How many snails should I have in my fish tank?

  The short answer is that you should keep as many as 1-2 mystery snails per 5 gallons. If you have a tank larger than 5 gallons, just divide the aquarium capacity in gallons number by 5 (example: 20 gallon tank ÷ 5 = 4).

• What is the best fish to eat for your heart?

  Eating fish rich in omega-3 fatty acids and other nutrients appears to provide more heart-healthy benefits than does using supplements....Good omega-3-rich fish options include:

  • Salmon.
  • Sardine.
  • Atlantic mackerel.
  • Cod.
  • Herring.
  • Lake trout.
  • Canned, light tuna.

• Do tuna fish eat other fish?

  Atlantic bluefin tuna eat a variety of prey but apparently prefer pelagic fishes and invertebrates that they can swallow whole. ... Similarly, Atlantic bluefin tuna are eaten by a wide variety of predators. When they are newly hatched, they are eaten by other fishes that specialize on eating plankton.

• Where do crawfish go when the water dries up?

  Burrows Crawfish remain trapped in burrows until the hardened dirt plug at the entrance of the burrow is sufficiently softened by pond flooding or rainfall.

19 Related Question Answers Found:

• What fish will bite on shrimp?

  You aren't going to catch fish that prefer live bait like bass, walleye, pickerel, and trout with dead saltwater shrimp. Target species for saltwater shrimp are primarily catfish, bullheads, and bluegills. Common carp will also bite shrimp if presented.

• Which fish is best for fry?

  Best Fish to Deep Fry

  • Tilapia.
  • Alaskan Cod.
  • Catfish.
  • Halibut.
  • Striped Bass.
  • Trout.
  • Perch.
  • Shrimp.

• When should you use a bobber when fishing?

  They're best suited for fishing waters no deeper than the length of your rod. This style keeps your bait at a preset depth while fishing. In deeper water, or when casting long distances, use a slip bobber to eliminate casting problems caused by the long length of line between the bobber and hook.

• What color should live clams be?

  Clams vary in color from pale to deep orange. Oysters are typically creamy white, but they may also be tinted green, red, brown, or pink.

• How do you make prawns crispy?

  Many people suggested baking soda, marinate shelled prawns with baking soda for half an hour then rinse thoroughly under running water to get rid of the after taste. As baking soda tenderised the prawns, I found that a little bit of "massage" helps in firming up and give them crunchy texture.

• Is battered fish healthy?

  Is deep fried fish healthy? While a fish-heavy diet is considered extremely healthy, fish loses much of its nutritional benefits if it's deep-fried. The frying process drastically reduces omega-3 fatty acids in fish, which is the main source of its nutritional power.

• Do you eat the skin on smoked trout?

  Smoked trout, unless canned, usually comes with the skin on and occasional bones. If you are feeding it to children, remove these inedible parts before serving.

• Are shrimp bad if they smell fishy?

  Raw shrimp that is bad will have a fishy smell to it or the scent of ammonia. Both are indicators that your shrimp isn't good and therefore not safe to eat. Fresh shrimp that is shelled or unshelled shouldn't have much of a smell at all besides a little salty like saltwater.

• Can I eat smoked salmon that was left out overnight?

  It won't spoil if it sits at room temperature for 30 minutes or even an hour, but it's definitely not a healthy thing to do. Please note that some producers sell smoked salmon unrefrigerated.

• What is a rare fish to catch?

  Megamouth Shark The megamouth is one of the rarest fishes in the world with only 40 others recorded, (now 41), according to the World Wildlife Fund. The first megamouth was discovered in Hawaii in 1976, prompting scientists to create a new family and genus of sharks.

• Can the blobfish swim?

  Blobfish live a pretty stress-free life. The fish acts like a water balloon, floating in the deep sea, waiting for food to come to its mouth. With little muscle, the fish can not actively swim to capture food or escape harm. The blobfish opens its big mouth, and food filters on through.

• How long can uncooked fish be left out at room temperature?

  Whether it's raw or cooked, fish can safely sit at room temperature for up to two hours. This time reduces to one hour on hot days when the room is above 90°F.

• What kind of fish does Popeyes use?

  Cajun Fish Tender, premium whole-fillet whitefish seasoned in our own savory blend of Louisiana spices then served up crispy in our Southern-style crumb breading.

• How do you dry shrimp?

  Spread shrimp out evenly on dehydrator trays and dehydrate at 145F for 2 hours, then decrease temperature to 120-125 for 8+ hours. You can't really over dry them- they are done when they snap in half easily. Allow to cool to room temperature and store in an airtight container or refrigerate.

• Is it cruel to keep betta fish in small tanks?

  Betta fish are naturally territorial and should not be housed with any other betta fish because they will fight and injure each other, often resulting in death. They are unlikely to get lonely in their tank; however, if they are in a small tank, they may get bored.

• How does a fish see a bait at night?

  Fish behave differently after dark. With no light, they depend on their sonar senses. Tiny nerve endings around the face and along the centerline of both sides pick up the smallest vibrations of bait movement, wiggling and spinning of artificial lures.

• Does dried fish taste good?

  Dried fish has a strong flavour and an overpowering smell, which makes it an acquired taste. While smaller fish such as prawn/shrimp and anchovy are sundried, the process is different for fleshier fish such as king fish.

• Can you cook whole squid?

  Because it's deliciously versatile, and really easy to cook. ... If you bought cleaned squid, you're basically good to go—just slice the bodies into rings or ribbons if you don't want to cook them whole, and leave the tentacles as-is. But cleaning whole squid, while a little bit messy, is actually really easy.

• Why is red herring bad?

  When red herrings are used, they can take various forms. For example, a red herring can be a single highly controversial topic, that's likely to attract people's attention, or an abstract and unclear statement, that's likely to confuse people and cause them to forget the original discussion.