Do crayfish fight for mates?

As recently reported [5], the behavior of a crayfish can be affected by observing social interactions between conspecifics. ... Males of the crayfish P. clarkii also often engage in intra-sexual fights during the reproductive season in the presence of females.

FAQ

• Why do my shrimp keep disappearing?

  The shrimps get stressed due to the shipping, being in a newer environment, seeing new tank mates, etc. As a result, new shrimps tend to hide very carefully for the first couple of days. It gives them the time to get adjusted to their new home. So, if you can't find the shrimps you just bought, relax.

• How often should I feed frozen brine shrimp?

  How often feed frozen brine shrimp?

  1. Usually this is about one day -- every other day at the least. ...
  2. Furthermore, can frozen brine shrimp go bad? ...
  3. This is how I feed frozen cubes of baby brine shrimp to my fish.

• How do you soak steamers?

  Since steamers are raked from sand and mud flats, you will find some sand. A brine soak helps clams rid themselves of sand and grit before they're cooked. Soak clams in a solution of 1/3 cup of salt in 1 gallon of water (just to cover) for about an hour in the refrigerator.

• Can eating fish make you gain weight?

  Calories Count Remember, fatty fish is still fatty. While the omega-3 fatty acids have lots of benefits, they're also high in calories. You'll gain weight if you overeat these fish. Most Americans, however, don't even eat the recommended 8 ounces a week.

• Can you smoke oysters without shucking them?

  Fresh oysters on the half shell at home are great—unless you're the shucker. We have a solution: For super-easy oyster prep, just chuck them on the grill. ... The shells will pop open when the oysters are done.

24 Related Question Answers Found:

• How do you protect baby shrimp from fish?

  Shrimp are inoffensive and cannot protect themselves from the fish. They occupy the bottom of the food chain and they know it. If you provide areas of dense planting, (shrimp just love java moss) and adequate hiding spaces (caves, tubes, driftwood, decorations etc.) you will give your shrimp more chances to survive.

• What is a dead fish in bed?

  If a woman is a "dead fish" it means she isn't really an active part of the intercourse.

• Is tilapia very fishy tasting?

  Tilapia is an inexpensive, mild-flavored fish. It is the fourth most commonly consumed type of seafood in the United States. Many people love tilapia because it is relatively affordable and doesn't taste very fishy.

• Are shrimp good in a pond?

  People believe that freshwater shrimps are good indicators of whether a pond is polluted or not. Actually this isn't true: they are quite tolerant of all sorts of pollutants, so they can live in good ponds and bad. Good quality ponds will often have shrimps, especially if the pond has been around for a while.

• Is smoked fish high in sodium?

  Smoked fish tends to be high in sodium. Many types of smoked fish have 31 to 33 percent of the DV for sodium per 100 grams. However, some smoked fish, like lox, have as much as 83 percent of the DV per 100 grams.

• Can you get sick from undercooked haddock?

  Undercooked fish can still have live parasites, so be sure to thoroughly cook fish and to only eat raw fish that is parasite-free. They can cause severe illness, including scombroid and ciguatera fish poisoning.

• How much money is required for fish farming?

  The amount required to build a pond for fishery is nearly Rs 12-15 lakh. However, there are many who are willing to take this risk as the return on investment is also high.

• Why do you put vinegar in tuna?

  Why It Works Briefly soaking the diced red onion in red wine vinegar tames its pungency and gives it a pop of tartness. Shredding the tuna finely prevents the salad from ending up with any dry bits.

• What diseases do dead fish carry?

  These include Mycobacterium, Erysipelothrix, Campylobacter, Aeromonas, Vibrio, Edwardsiella, Escherichia, Salmonella, Klebsiella and Streptococcus iniae.

• Is it okay to eat mackerel bones?

  Don't worry about getting all the bones — the small ones are soft and completely edible. Eating Canned Mackerel.

• Can you eat smoked oysters out of the can?

  Anything in a can is safe to eat straight out of the can. The canning process ensures that it's safe. A: Canned oysters are either fresh or smoked—either way they are cooked and edible right out of the can.

• Does smoked salmon go with wine?

  Pair smoked salmon and wine Smoked salmon instinctively combines with a dry, mineral white wine. The wine should not, however, be too distinctive or rustic. The ideal is a fresh white wine with a light and tangy structure, as well as a strong aromatic bouquet to counterbalance the fatty texture of the smoked salmon.

• What is the yellow stuff in raw shrimp?

  Generally speaking, if you open the shrimp head, you will find that there are yellow and black things in it. The yellow color belongs to the ovary of the shrimp, which contains more fat and cholesterol.

• Is it good to change catfish water everyday?

  Generally, water in a fish pond should be changed at least once in two weeks and also as soon as the oxygen level of the water is low. ... Changing water in ponds, just like in aquariums, is essential to the health and survival of the fish and the greater ecosystem.

• Can fish remember humans?

  A wee-brained tropical fish can distinguish between human faces in a lineup, researchers have found. This is the first time such an ability has been shown in fish. Recognizing human faces is a difficult task.

• Is sea bass a healthy fish to eat?

  Seabass provides 6 to 11 percent of your daily value for magnesium and potassium. They're both good sources of selenium which your body depends on to produce antioxidants and to synthesize thyroid hormones. Thompsons Seafood recommend Sea bass for its rich source of vitamin B-6.

• Can I eat smoked trout without cooking it?

  Smoked trout is generally fully cooked, using a hot-smoking technique. (Unlike salmon, which is sometimes cold-smoked, such as lox. But even there, remember that many fish are eaten raw, safely. Just to reiterate: smoked trout is fully cooked, and as long as it's been stored properly, perfectly safe.

• Do filters clean fish poop?

  Please note there will be two types of fish waste in your fish tank, organic and inorganic. The type that decay and dissolve into the water or substrate is organic, which you do not require manual labor to remove, you filter will take care of that.

• Can you eat prawns after defrosting?

  You can safely keep raw shrimp that's been defrosted in the refrigerator for an additional one to two days before cooking, says the U.S. Department of Agriculture. You can also safely refreeze the thawed shrimp within that same timeframe.

• Should I take the skin off trout?

  Unless the trout is really big and old and has lived in polluted water, the skin is perfectly safe and nutritious to eat. Depending upon the preparation method, it can be a quite tasty part of the eating experience. I remove skin from large salmon, but leave the skin on with small salmon and trout.

• Why does poop hang from fish?

  Constipation in fish is typically revealed by bloating and the production of stringy feces. Normal fish feces will immediately fall to the substrate; constipated fish feces will appear stringy and hang from the fish. ... Both constipation and Hexamita infections result in the production of large quantities of feces.

• What does the pupfish eat?

  FEEDING: Opportunistic omnivores, desert pupfish consume whatever types of algae, plants, invertebrates, and detritus are available. They are known to eat midge and mosquito larvae. Desert pupfish have been observed digging pits in search of food.

• How long can salmon sit out before cooking?

  15 to 20 minutes It is a good idea to let salmon sit out for 15 to 20 minutes before cooking so that it can warm to room temperature. Do not let it sit out for too long. You want it to reach room temperature right before cooking. If it is at room temperature for too long it can be a food safety risk.

• Can you put clams in freshwater?

  For freshwater, submerge the clams in a bowl of cool water. It is fine to use tap water. Let the clams soak for 20 minutes to an hour. The clams will purge any salt, sand, or other grit naturally during this time.