Otter food chain
Webthis latter definition. For example, for the food chain below, kelp is at trophic level 0, sea urchins are at trophic level 1, sea otters are at trophic level 2, and sharks are at trophic level 3. Food webs, however, are not necessarily food chains like in Figure 2, but they are a mixture of multiple food chains meshed together. WebOtters, being near the top of the food chain, are very sensitive to pollution of aquatic systems. Human activity along waterways and predation of young are also limiting …
Otter food chain
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WebFeb 2, 2024 · Otters are mostly solitary except when they come together to breed. They mate year-round, though most cubs, also known as pups, are born between May and August. … WebJun 21, 2024 · Sea otters eat about 20-30% of their body weight each day. Otters weigh 35-90 pounds (males weigh more than females). So, a 50-pound otter would need to eat …
WebNov 4, 2015 · The 3-year average [2] of sea otters increased 1.5% to 2792, up from 2711 in 2010. The total raw sea otter count was 2865 which is an increase of 5.1% from the 2010 spring survey which only counted 2719. The pup count is also up from 267 in 2010 to 379 in 2012, which is the third highest pup count on record. WebDec 12, 2024 · The specific role of the sea otters in the eco-system is as follows; 1. Sea otters help in preserving the kelp forests that grow underwater. ‘’Kelps’’ are brown algae …
WebSome toxins that pollute the environment build up in higher levels of food chains. Find out more with Bitesize. For students between the ages of 11 and 14. WebFigure 1. Since 1972, Dr. Jim Estes had been studying a food chain of kelp -> urchins -> sea otters, and then in the early 1990s orcas began eating the sea otters. The data collected by Dr. Estes are shown. Panel A shows sea otter abundance around four different islands from 1972 to 1997.
WebMar 16, 2010 · Posted on July 27, 2009 by Allison. An effort has been made to frame a debate around the issue of sea otters potentially causing the extinction of the white and …
WebNatural enemies are few. Healthy adult river otters are the top predators in their food chain. Bobcats, lynxes, coyotes, wolves, and large reptiles may prey upon sick, injured, or old river otters. River otter pups are occasionally prey to great horned owls. C. Human interaction-- Hunting and trapping-- hp 3700 clean cartridgesWebMay 11, 2024 · SEA OTTER FOOD CHAIN LEVEL 4 Just a cute video of a sea otter LEVEL 3 By: Shadow Waterson COMMON NAME: GREAT WHITE SHARK Scientific name: … hp 3700 not printingWebSince river otter are at the top of the food chain, they have a greater chance of being exposed to elevated levels of environmental contaminants such as PCBs, DDT and its associated metabolites, and heavy metals such as … hp 3700 is offlineWebWhat Is An Otters Food Chain? The river otter food chain also consists of mussels, bivalves, snails, crabs, crayfish, turtles, frogs, large beetles, worms, injured waterfowl or chicks, bird … hp 3700 ink cartridge numberWebA food chain is a way to show what animals in a certain environment eat. This shows the flow of energy from one animal to another. For example, if you eat chicken, you are part of the same food chain as a chicken. You are at the top of the food chain, you eat the chicken, the chicken eats grass, and the grass gets its energy from the sun. Take ... hp 3700 printer clean printheadsWebMar 22, 2004 · Kelp is a giant, yellow-brown, rubbery seaweed stretching from the sea floor to the surface. Kelp plants act like the tall trees of a forest. Beneath the kelp live algae, the shrubs of the underwater forest. Kelp plants also … hp 3700 ink cartridgesWebA sea otter eats in the water, lying on its back, with its food on its chest. Even Alaska otters, which spend a considerable amount of time on land, generally eat all their food in the … hp 3700 offline how to fix