Lumbriculus variegatus Essays

If you know absolutely nothing about fishing, then this introduction is for you. Bloodworms are invertebrate that can be found on mud flats, shellfish beds, marshes and other saltwater habitats. As an angler I find the bloodworm to be an excellent choice for baiting fish like croaker. The reason is that croaker loves blood and is easily attracted to it. The problem I usually had was that no matter how much I bled the croaker, could not get the fish as easily as I wanted to. So I discovered the perfect

The Addition of Caffeine and Nicotine to the Circulatory System of Lumbriculus variegatus and the Effects on the Organism’s Pulsation Rate INTRODUCTION Lumbriculus variegatus, also known as blackworms, are relatively small specimen. Their physiology is so simple that the organisms lack a respiratory system and heart. Henceforth, blackworms rely on diffusion in means of gas exchange through their tail segments and muscle contractions of the dorsal blood vessel (Laboratory Manual BIO 10200, p.69)