2013-14 Field Season

  • Visited Milwuakee County Zoo with Judy and JJ to study their hippos 
  • Happy entering the hippo pool 
  • Chris cleaning out the hippo pool 
  • The hippo pool before being used by hippos 
  • Patty and Puddles entering the hippo pool 
  • The hippo pool after 24 hours of use by hippos 
  • The hippos eating their breakfast 
  • Patty and Puddles 
  • Amanda unclogging the hippo pool to clean it 
  • A spitting cobra entering our field camp 
  • Geemi repairing our water meter housing, with a sledgehammer 
  • Chris's workshop, building low-cost water sensors in the field 
  • A large Nile crocodile with a bad wound 
  • A Nile crocodile eating a wildebeest carcass 
  • Chris deploying a depth logger built by Yale CEID students 
  • An automated depth sensor built with students from Yale CEID 
  • A hippo family in the Mara 
  • Deploying carcass litterbags into the river 
  • Geemi holding a nutrient-diffusing substrate array 
  • The first live Etheria elliptica, a freshwater mussel, we found in the Mara 
  • The second annual Mara Day, in Mugumu, Tanzania 
  • The wildebeest migration in the Mara Triangle 
  • Wildebeest jumping into the Mara River 
  • Wildebeest being swept downstrea while crossing at a difficult place 
  • Wildebeest massing at the crossing exit, struggling to get out of the river 
  • Wildebeest carcasses floating downstream after drowning 
  • A wildebeest calf stranded on the bank 
  • Chris counting wildebeest carcasses 
  • Chris deploying a water quality meter housing designed by Yale CEID students 
  • Counting carcasses in the Mara River 
  • Wildebeest carcasses in the Mara River after a drowning event 
  • Maribou storks in the Mara River 
  • Maggots floating down the Mara River after a drowning event 
  • Zebra drinking from a seasonal water source 
  • Geemi cooking hamburgers over a BioLite grill 
  • Chris with Mara Conservancy staff after rescuing our water quality meter 
  • NMK ichthyologists electroshocking for fish in the Mara River 
  • NMK ichthyologists electroshocking for fish in the Mara River 
  • Sorting aquatic insects 
  • A female lion in the Mara 
  • Hyenas in the Mara 
  • Maji (water) Camp and Fisi (hyena) Camp 
  • A Mara Conservancy ranger inspecting a dead fish after a fish kill 
  • Dead fish after a fish kill in the Mara River 
  • MSc students from UNESCO-IHE sampling at the Salt Lick 
  • UNESCO-IHE colleagues sampling in the Mara River 
  • Chris on the Talek River during a flood 
  • Cattle crossing in Narok town 
  • Our benthic sampling tiles... destroyed again! 
  • A herd of elephants after a river crossing 
  • David and Amanda overlooking the Rift Valley 
  • Getting experimental stream parts at the welding shop in Narok 
  • Emma measuring water for the experimental streams 
  • Emma and David fixing leaks in the experimental streams 
  • Celebrating our successful streams with a sundowner 
  • Chris and David building a dam upstream of a hippo pool 
  • David, expert dam-builder 
  • Emma and David on our completed dam 
  • The whole dam crew 
  • Breaching the dam 
  • Checking out the sunset 
  • Another amazing Kenyan sunset 
  • Emma and Chris sampling the Olare Orok River 
  • Riverbank erosion on the Mara at a cattle crossing 
  • Algal bloom in a seasonal water pocket 
  • Baby elephant in the Mara Triangle 
  • Emma measuring optical brighteners in the field 
  • Collecting hippo feces from the river 
  • Getting good news about our research funding at the Mara airstrip 
  • Over 100 hippos in one stretch of river (those aren't rocks!) 
  • A hippo pool in the Mara River 
  • The Mara at low flows 
  • Carcass litterbags in a crocodile-proof cage 
  • A herd of elephants crossing the Mara River 
  • Chris collecting black water from a hippo pool on the Ntiaktiak River 
  • Geemi changing water in the experimental streams 
  • Sampling the streams at the end of our experiment 
  • Sampling the streams at the end of our experiment 
  • Biofilm growth in our experimental streams 
  • Adding hippo feces to the experimental streams 
  • Adding black water to the experimental streams 
  • Checking gillnets with the NMK ichthyologists 
  • Processing fish on the banks of the Mara 
  • Chris sampling for aquatic insects in the Mara 
  • Checking our depth logger at the Governor's Camp boat crossing 
May 1, 2014