It’s amazing how fast things change. One day your lake is an
ice desert. A few days later the ice is gone, the race is on. The race to life.
The loons don’t even wait for full ice-out – soon as a
suitable patch of water opens, they’re back, plying the water, calling. The
lake, freed from its ice insulation, starts warming rapidly, especially when
full sun hits the bottom in the shallows.
As the temperature rises, the fish spawning procession
begins. It starts with northern pike, seeking out marshy areas as soon as ice
melts along the shorelines. Male walleyes begin staging in rocky, gravelly
shallows while the water is just a few degrees above freezing; females follow,
and activity peaks as the temperature reaches the mid-40s.
Yellow perch closely follow the walleyes, spawning as the
water reaches the high 40s. The
females lay eggs in long, accordion-like ribbons of jelly that sink to the
bottom, where males fertilize them. The egg strands may drape over plants or tree
branches in the water; early-season canoeists might see them in the shallows.
These early
spawners don’t guard their eggs; the next groups of spawners do. As the water
heads into the high 50s and low 60s, male largemouth and smallmouth bass start
fanning out spawning beds over gravel substrate in water from a foot to several
feet deep. Crappies like it a little warmer; bluegills a little warmer still.
Meanwhile, every
living creature – amphibian, reptile, mollusk, insect – gets active. Sit on
your deck at night and you’ll hear the frogs and toads sing. Search up “frog
calls” on the Internet and you’ll easily find sites where you can listen to
spring peepers, chorus frogs, mink frogs, and others, and so distinguish the individual
sounds as you might instruments in an orchestra.
This is also a
time to watch the migrating through – a pair of binoculars and a field guide
can help you expand your vocabulary from “ducks” to buffleheads, widgeons,
mergansers, teal.
There’s a current of urgency to it all: time is fleeting.
These springtime weeks are a great time of year – maybe the best of times to
spend with your lake.
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