Fish do sleep, often resting on the bottom of the tank or near plants and caves. They show reduced activity at certain times. When the water temperature is low, fish may rest motionless to save energy. Unlike mammals, fish remain aware of their surroundings but respond less to stimuli during this time. During this time, … Read more

Yes, most fish do sleep at the bottom of the tank or on objects like leaves and rocks. During this time, they lower their activity and metabolism. Fish sleep differs from mammals. They stay semi-alert and follow a circadian rhythm, gradually responding slower to stimuli while resting. The bottom of the tank serves as a … Read more

Fish do shrink on ice. Research shows shrinkage can average 1/4 to 1/2 inch. The size decrease varies by species and time on ice. Proper storage methods, like keeping fish in ice, can help reduce shrinkage. In contrast, live wells often maintain fish size better than ice storage. Additionally, fish are composed mainly of water. … Read more

Fish scents can boost fishing success. Fish can smell 1,000 times better than dogs. Using scented lures that mimic natural smells, like baitfish and crawfish, attracts fish. Water-based scents are effective because they mask human smells. This reduces fish rejection, improving your chances of making a catch. Research shows that fish do rely heavily on … Read more

Fish scents do work. They boost bait attractiveness by covering human smells and adding familiar scents. Fish have a strong sense of smell, detecting scents 1,000 times better than dogs. However, factors like water temperature and fish species influence success. Generally, water-based scents are more effective than oil-based ones. Research indicates that certain scents can … Read more

Yes, remove scales from salmon if you keep the skin. Scales are edible, but they can change the mouthfeel and flavor. Use a descaling tool or the back of a knife to scrape them off. For the best outcome, ask your fishmonger to prepare the salmon by removing the scales before cooking. When cleaning salmon, … Read more

Fish require less oxygen than terrestrial organisms. They absorb oxygen through gills from the water. Although water has lower oxygen levels than air, some fish thrive in low-dissolved oxygen environments. Freshwater fish generally manage lower oxygen better than saltwater fish due to different evolutionary adaptations. In terms of metabolic rates, many fish species operate under … Read more

To submit a fish record application, you need notarization. The angler’s signature must be witnessed by a qualified notary public. This step helps verify the authenticity of the record. Additionally, you should include supporting materials, such as photographs, with the notarized form to complete the application process. In the United States, the International Game Fish … Read more

Fish often prefer live bait because it moves naturally, especially in clear water. However, factors like water clarity and fish behavior affect this preference. In murky conditions, artificial lures may work better. Keep in mind that live bait can cause higher fish mortality rates and may be limited by fishing regulations in some areas. However, … Read more

Fish do not grow normally when growth is stunted. Inadequate tank size or nutrient deficiency stops body size growth, and internal organs do not continue to grow. This imbalance can lead to overcrowded organs and serious health problems. Proper tank size and sufficient nutrients are essential for healthy fish growth and organ development. One common … Read more