FREDERICTON — Scientists who study the endangered North Atlantic right whale are cautiously optimistic about the current breeding season after nine calves were…
Moira Brown, senior scientist with the Canadian Whale Institute, said fewer than 100 of the 340 surviving animals in the waters along Canada’s eastern coast are mothers.We deliver the local news you need in these turbulent times on weekdays at 3 p.m.By clicking on the sign up button you consent to receive the above newsletter from Postmedia Network Inc. You may unsubscribe any time by clicking on the unsubscribe link at the bottom of our emails or any newsletter. Postmedia Network Inc.
Boris Worm, an expert in marine conservation at Dalhousie University in Halifax, said the number of calves has varied over the years.Article content “That would be very good news indeed because we haven’t really seen those kinds of numbers over the last decade.” “The fertility of the whale does correlate with changes in the abundance of their food and distribution. And their food source has collapsed since 2000,” he said.
Right whales feed on zooplankton that is low down in the food chain and made up of tiny crustaceans that in turn eat phytoplankton, the algae that turn the ocean green, he said. But for whales to have a nutritious diet, he said they need high concentrations of this food that may not always be available.Article content
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